a WHOLE is always simplified to "1", and we can use any denominator for that, so 5/5 is 1, and 7/7 = 1, and [tex]\cfrac{4}{4}\implies \cfrac{113}{113}\implies \cfrac{1000000}{1000000}\implies \text{\LARGE 1}whole[/tex]
so hmmm for this case we'll be use thirds or namely the denominator of 3, so a whole bunch of basketballs was originally 3/3 of "b", "b" was the whole amount, so originally we had 3/3, but then during the day we sold 2/3 of them, so we were left with 3/3 - 2/3 = 1/3, and then 8 came back, because they were deflated or something, now the store has a total of 38 basketballs.
[tex]\stackrel{whole}{\cfrac{3}{3}b}~~ - ~~\stackrel{sold}{\cfrac{2}{3}b}\implies \cfrac{3b-2b}{3}\implies \cfrac{b}{3}\implies \stackrel{\textit{remaining in store}}{\cfrac{1}{3}b} \\\\\\ \stackrel{in~store}{\cfrac{1}{3}b}~~ + ~~\stackrel{coming~back}{8}~~ = ~~\stackrel{new~total}{38} \\\\\\ \cfrac{b}{3}+8=38\implies \stackrel{\textit{multiplying both sides by }\stackrel{LCD}{3}}{3\left( \cfrac{b}{3}+8 \right)=3(38)}\implies b+24=114\implies \stackrel{originally}{b=90}[/tex]
Write the slope-intercept form of the given line. Include your work in your final answer. Type your answer in the box provided to submit your solution.
to get the equation of any straight line, we simply need two points off of it, let's use those two from the picture below.
[tex](\stackrel{x_1}{-4}~,~\stackrel{y_1}{3})\qquad (\stackrel{x_2}{0}~,~\stackrel{y_2}{-3}) \\\\\\ \stackrel{slope}{m}\implies \cfrac{\stackrel{rise} {\stackrel{y_2}{-3}-\stackrel{y1}{3}}}{\underset{run} {\underset{x_2}{0}-\underset{x_1}{(-4)}}} \implies \cfrac{-6}{0 +4} \implies \cfrac{ -6 }{ 4 }\implies -\cfrac{3}{2}[/tex]
[tex]\begin{array}{|c|ll} \cline{1-1} \textit{point-slope form}\\ \cline{1-1} \\ y-y_1=m(x-x_1) \\\\ \cline{1-1} \end{array}\implies y-\stackrel{y_1}{3}=\stackrel{m}{-\cfrac{3}{2}}(x-\stackrel{x_1}{(-4)}) \implies y -3=-\cfrac{3}{2} (x +4) \\\\\\ y-3=-\cfrac{3}{2}x-6\implies {\LARGE \begin{array}{llll} y=-\cfrac{3}{2}x-3 \end{array}}[/tex]
Solve each equation. Round to the nearest ten-thousandth. log 3 x=1
The solution for the given equation (log 3 x=1) is and the nearest ten-thousandth = 3.3333333.
How do you work out logarithms?Begin by identifying the base, which is "b" within equation, the exponent, which would be "y," and the exponential expression, which is "x." Then, shift the exponential expression with one side of the equation and apply the exponential to the base by multiplying it by itself a number of times.
Solving for the equation:Given log 3 x=1
this can be written as log₁₀(3x) = 1
so,
log₁₀(3x) = 1
Applying the log rule we get:
3x = 10
x = 10 /3
x = 3.3333333
The solution for the given equation (log 3 x=1) is and the nearest ten-thousandth = 3.3333333.
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solve for the indicated variable a/b = c for b
Answer:
b = [tex]\frac{a}{c}[/tex]
Step-by-step explanation:
[tex]\frac{a}{b}[/tex] = c ( multiply both sides by b )
a = bc ( isolate b by dividing both sides by c )
[tex]\frac{a}{c}[/tex] = b
7•(6+3) equivalent to
answer:
63
step-by-step explanation:
1. (6+3)=9
parentheses always comes first
2. 7 x 9 = 63
What are the domain and points of discontinuity of the rational function? Are the points of discontinuity removable or non-removable? What are the x - and y -intercepts of the rational function?
b. y=x²-1/x²+3}
The domain of given points are :
IR x ≠ ± [tex]\sqrt{-3}[/tex]
Points of discontinuity - x = ± [tex]\sqrt{-3}[/tex] ( non removable / asymptote )
x - intercept = ± 1 , y - intercept = -1/3
What is rational functions ?Any function that can be expressed as a polynomial divided by a polynomial is said to be rational. The domain of a rational function is the set of all numbers except the zeros of the denominator since polynomials are defined everywhere. First example: f(x) = x/ (x - 3).
CALCULATIONy=x²-1/x²+3
y=(x+1)(x-1)/[tex]x^{2}[/tex]+3
The domain of given points are :
IR x ≠ ± [tex]\sqrt{-3}[/tex]
Points of discontinuity - x = ± [tex]\sqrt{-3}[/tex] ( non removable / asymptote)
x-intercept :
0 = (x + 1)(x-1)
x = ± 1
y - intercept :
(0+1)(0-1) / (0+3) = -1/3
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GUYS I REALLY NEED HELP ON MATH!!!
Answer:
might be C
Step-by-step explanation:
1-Write each decimal as a fraction.
2- Write each fraction as a decimal.
The steps to express a fraction as a decimal is the reverse of the steps required to write a decimal as a fraction, with the resulting fraction being simplified further as follows;
0.3 is ten times as great as 0.03 and 0.003 is 1/10 of 0.030.001 = 1/10000.05 = 1/200.512 = 64/1250.309 = 309/10002/1,000 = 0.00234/100 = 0.34508/1000 = 0.50899/1,000 = 0.0990.007 = 7/1,0000.08 = 2/250.065 = 13/2000.9 = 9/100.832 = 104/1250.203 = 203/1,0000.78 = 39/500.999 = 999/1,000434/1,000 = 0.4343/10 = 0.3873/1,000 = 0.87317/1,000 = 0.17309/1,000 = 0.3095/1,000 = 0.0056/100 = 0.06999/1,000 = 0.999How are decimals obtained from fractions?To write a decimal as a fraction gives a fraction having all the digits of the decimal up to the last nonzero digit in the numerator, and 10 raised to the power, the number of places to the decimal point is moved up to the right of the last non zero digit, and vice versa.
Starting from question 2, we have;
2. 0.3 is ten times as great as 0.03, given that we have;
10 × 0.03 = 0.3
0.003 is 1/10 of 0.03, given that we have;
1/10 × 0.03 = 0.003
Expressing the decimals as fractions gives;
3. 0.001 = 1/1000
4. 0.05 = 5/100 = 1/20
5. 0.512 = 512/1000 = 64/125
6. 0.309 = 309/1000
Writing the fractions as decimals gives;
7. 2/1,000 = 0.002
8. 34/100 = 0.34
9. 508/1000 = 0.508
10. 99/1,000 = 0.099
Independent practice
Writing the decimals as fractions
11. 0.007 = 7/1,000
12. 0.08 = 8/100 = 2/25
13. 0.065 = 65/1,000 = 13/200
14. 0.9 = 9/10
15. 0.832 = 832/1,000 = 104/125
16. 0.203 = 203/1,000
17. 0.78 = 78/100 = 39/50
18. 0.999 = 999/1,000
19. 434/1,000 = 0.434
20. 3/10 = 0.3
21. 873/1,000 = 0.873
22. 17/1,000 = 0.17
23. 309/1,000 = 0.309
24. 5/1,000 = 0.005
25. 6/100 = 0.06
26. 999/1,000 = 0.999
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y
51
4
3
2
1
-5 -4 -3 -2 -1 0
B
O N ရာ
-2
-3
-4
-5
ZA
A
2 3 4
4 5
X
Complete the vector to fully describe
the single transformation which
takes shape A to shape B.
Translate shape A by the vector
I
The single transformation which takes shape A to shape B is given by the vector [tex](^{-5}_{-5})[/tex]
What is transformation?Transformation is the movement of a point from its initial location to a new location. Types of transformations are rotation, translation, reflection and dilation.
Translation is the movement of a point either up, down, left or right in the coordinate plane.
The single transformation which takes shape A to shape B is given by the vector [tex](^{-5}_{-5})[/tex]
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Read the introduction below and determine which element is missing.
What's black, white, and famous for sitting atop firetrucks for centuries? Since the 1800s, this spotted breed has been famous for its courage and bravery. Firefighters began using this persistent pooch, the dalmatian, because of its ability to get along with horses that pulled fire carriages before trucks existed.
General information
Hook
Thesis
Topic
Based on the introduction given, the element that is missing from excerpt is the Topic.
What element is missing?The element that is missing in this introduction to the use of Dalmatians by Firefighters is a topic. The topic is the element that would give clues about what the text is about.
The hook is the statement that grabs the reader which in this case is, "What's black, white, and famous for sitting atop firetrucks for centuries?" and there was general information provided on the Dalmatian use by firefighters.
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Answer: Thesis (C)
Step-by-step explanation: Due to the other answer being wrong, topic is out, it has general info, thats out, it has a hook, thats out, meaning the answer must be "Thesis".
Anthony Tedesco sold his used mountain bike and accessories for $210. If he received 5 times as much money for the bike as he did for the accessories, find how much money he received for the bike.
Answer:
He received $45 for the bike
Simplify each expression. (8x⁹y³ / 27x² y¹²)²/₃
The answer is [tex]=\frac{4x^{14/3} }{9}[/tex]
The phrase simplifies manner to make something simpler to do or recognize. So, by decreasing or simplifying the fractions method we make the fraction as simple as feasible. We do this by dividing the numerator and the denominator with the aid of the most important range that could divide into both numbers precisely.
The only form is likewise known as the decreased form of a fraction. for instance, ¾ is the most effective shape of a fraction that has a not unusual thing equal to 1. but 2/4 is not the most effective form, because 2/four can in addition be simplified and written as ½.
Step one is to perceive a common issue between the denominator and numerator. The denominator and numerator are each divided by the commonplace thing. The department operation is repeated until there are not any extra elements. The fraction is said to be simplified if no greater factors go out.
Apply exponent rule [tex](\frac{a}{b} )^{c} =\frac{a^{c} }{b^{c} }[/tex]
[tex](8x9^{2} y^{12} )^{2/3} : 4x^{6}y^{8}[/tex]
[tex](27x^{2} y^{12}) ^{2/3} : 9x^{4/3} y^{8}[/tex]
[tex]\frac{4x^{6} y^{8} }{9x^{4/3} y^{8} }[/tex]
apply exponent rule : [tex]\frac{x^{a} }{x^{b} } = x^{a-b}[/tex]
[tex]\frac{4y^{8} x^{-4//+6} }{9 y^{8} }[/tex]
subtract the number: [tex]6-\frac{4}{3} = \frac{14}{3}[/tex]
[tex]\frac{4y^{8} x^{14/3} }{9y^{8} }[/tex]
cancel the common factor : [tex]y^{8}[/tex]
= [tex]\frac{4x^{14/3} }{9}[/tex]
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6. Blake plans to walk between 10 mi and 15 mi a week. He walks at a rate of 5 mph., Write, solve, and
graph an inequality to model how many hours Blake will be walking. (3 pt)
Answer:
2 ≤ x ≤ 3 where x represents the number of hours walking
Step-by-step explanation:
The distance to walk in miles can be modeled as the following inequality
Let x represent the number of hours Blake will be walking.
To cover 10 mi at 5 mph, Blake will take 10/5 = 2 hours
To cover 15 mi at 5 mph, Blake will take 15 /5 = 3 hours
The actual number of hours walked must lie within these limits
So
2 ≤ x ≤ 3 where x represents the number of hours walking
A 3-pound bag of apples costs $3.94, and a 5-pound bag costs $5.92. Which bag has the lowest unit price per
pound, and by how much
The bag that has the lowest unit price per pound is the 5 pound bag.
How to find the unit price ?Unit price is the value of a single unit of measure.
A 3-pound bag of apples costs $3.94, and a 5-pound bag costs $5.92.
Let's find the unit price per pounds of each products to know the lowest.
Therefore,
unit price per pound for the 3 pound bag = 3.94 / 3
unit price per pound for the 3 pound bag = 1.31333333333
unit price per pound for the 3 pound bag = $1.313 per pound
unit price per pound for the 5 pound bag = 5.92 / 5
unit price per pound for the 5 pound bag = 1.184
unit price per pound for the 5 pound bag = $1.184 per pound
Therefore, the apple bag of 5 pound has the lowest unit price.
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-2x-7>5x+14 solve the inequality
Answer:
-7>x
Step-by-step explanation:
-2x-7>5x+14
-7>3x+14
-21>3x
-7>x
henrietta is planting a new flower garden. she must have yellow and red rosebushes. let x represent the number of yellow rosebushes and y represent the number of red rosebushes. she wants at least 4 times as many yellow rosebushes as red rosebushes. each yellow rosebush costs $7.50 and each red rosebush costs $4.75. she can spend no more than $125. select all of the constraints for this situation. x>0 x greater than 0 x≥4y x greater than or equal to 4 y y≥4x y greater than or equal to 4 x 7.50x 4.75y≤125 7.5 x plus 4.75 y less than or equal to 125 7.50x 4.75y≥125 7.5 x plus 4.75 y greater than or equal to 125 y>0
The constraints that are suitable for the situation are x≥4y , 7.50x+4.75y≤125 , x>0 and y>0 .
In the question it is given that
"x" represent the number of yellow rosebushes.
"y" represent the number of red rosebushes.
The word "at least' means "≥".
So "at least 4 times as many yellow rosebushes as red rosebushes" means x≥4y . (constraint 1)
The number of red or yellow rosebushes cannot be negative .
So , x>0 (constraint 2)
y>0 (constraint 3)
Also ,
the cost of each yellow rosebushes = $7.50
number of yellow rosebushes = x
total cost of yellow rosebushes =7.50x
the cost of each red rosebushes = $4.75
number of yellow rosebushes = y
total cost of yellow rosebushes =4.75y
According to the question ,
she can spend no more than $125 , that means
7.50x+4.75y≤125 ( constraint 4)
Therefore , the constraints that are suitable for the situation are x≥4y , 7.50x+4.75y≤125 , x>0 and y>0 .
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identify the hypothesis and conclusion of each conditional
For each conditional statement, the hypothesis and conclusion are given as follows:
5.
Hypothesis: You are an american citizen.Conclusion: You have the right to vote.6.
Hypothesis: Figure is a triangle.Conclusion: It has four sides.7.
Hypothesis: You want to be healthy.Conclusion: You should eat vegetables.What is a conditional statement?A conditional statement is written in this following format:
If Clause 1 then Clause 2.
In which:
The hypothesis is given by Clause 1.The conclusion is given by Clause 2.That is, the term coming after the if is the hypothesis, while the term coming after the then being the conclusion, hence the answers for items 5 to 7 are given at the end of the answer.
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In a science class the average score on a lab report is 87 points with all the students scoring within 1.8 points on average if X represents a student score Write an equation that represents the minimum and maximum scores
The equations which represents the minimum and maximum scores of the students is x = 87 ± 1.8.
Mean is defined as the average equal to the ratio of the total number of values in a particular set of values to the total number of values in the set. The average of a set of approximately equal values is calculated. The term average describes a number that represents a large amount of data.It is given that average score on a lab report is 87 points with all the students scoring within 1.8 points
According to the question if x represents a student score then , it is given by [tex]x=87\pm1.8[/tex]
The equation which represent maximum score is given by
[tex]x=87+1.8\\x=88.8[/tex]
The equation which represent minimum score is given by
[tex]x=87-1.8\\x=85.2[/tex]
Hence, maximum and minimum scores are 88.8 and 85.2 respectively.
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Find two functions f and g such that f(g(x))=x for all real numbers x .
The functions are f(x) = 5x-1 and g(x) = [tex]\frac{x+1}{5}[/tex].
We have to find two functions such that their composition gives the identity function.
That is, we need to find functions f and g such that f(g(x)) = x.
Also f(g(x)) = (f o g)(x)
A function g is said to be the inverse of a function f if, (f o g)(x) = f(g(x)) = x, for all real numbers x.
So in short if we take f(x) any function then we should find its inverse function.
Let f(x) = 5x - 1.
Then take y = 5x - 1.
⇒ x = [tex]\frac{y+1}{5}[/tex]
That is if we take g(x) = [tex]\frac{x+1}{5}[/tex], then,
f(g(x)) = f([tex]\frac{x+1}{5}[/tex]) = 5([tex]\frac{x+1}{5}[/tex]) - 1 = x
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When an integer is subtracted from 2 times the next consecutive integer, the
difference is 5. Find the value of the lesser integer.
Answer:
The lesser integer is 3.
Step-by-step explanation:
Let the integer be x.
2(x+1) - x =5
or, 2x + 2 - x = 5
or , x = 5 - 2
so, x = 3
M angle 1 = 2x - 8 M angle 3 = 116
The measure of the value of x from the figure is 62
What are vertical anglesVertical angles are angles that are equal and meet at a point of intersection X. Given the following measure of angles;
<M1 =. 2x - 8
<M3 = 116 degrees
Since the measure of both angles are the same hence;
2x - 8 = 116
Add 8 to both sides
2x - 8 + 8 = 116 + 8
2x = 116 + 8
2x = 124
Divide both sides by 2
2x/2 = 124/2
x = 124/2
x = 62
Hence the measure of the value of x from the figure is 62
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CAN SOMEONE HELP ME WITH THESE PLEASE! I need the work shown!!
Pages 31 - 33 numbers 12 - 50 EVENS only
Answer:
12_(1.5,2)
13_(3,2)
14_8.5
15_6
16_-1.5
17_-4.5
18_2.5
19_3
28_(-7,-5)
38_1.8
40_1.5
42_1.6
Step-by-step explanation:
12_ midpoint formula x1+x2/2 , Y1+Y2/2
-7+4/2 , 2+2/2
-3/2 , 4/2
(1.5,2)
13_3+3/2, 9+(-5)
6/2, 4/2
(3,2)
14-19 just find the middle between the 2 numbers
for 20-27 just repeat what i did in question 12 and 13
28_ to get from 1 to -3 you have to -4 so to find the x of the other endpoint you have to -4 from -3 same goes for the Y coordinate to get from 7 to 1 you have to -6 to find the Y for the other endpoint you have to -6 again from one
same goes for questions 29-33 its easier to draw a number line and do it their
38_the distance between -4 and 5 which is 9 then you have to find 1/5 of 9 which is 1/5 x 9 = 1.8
40_the distance between -7 and 2 which is 9 then you have to find 1/6 of 9 which is 1/6 x 9 = 1.5
42_distance formula √(x1- x2)²+(Y1-Y2)²
√(2-(-5)²+(9-5)²
√7²+4²
√49+16
√65
=8.0
1/5 x 8.0 =1.6
The rest of the answers and solutions are in the pdf
Solve the formula for the specified variable.
u = hg for h
h = ___
The value of h from the given formula u = hg is u/g.
i.e h = u/g
What is a variable?A variable is any characteristic, number, or quantity that can be measured or counted.
Example:
x + 2 = y + 2
x and y are variables.
We are given a formula:
u = hg
We need to solve for h.
u = hg
Divide both sides by g.
u/g = h
h = u/g
Thus the value of h from the given formula u = hg is u/g.
i.e h = u/g
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the tallest person ever confirmed by the guinness records organization was robert ludlow of the united states, at 8 feet 11.1 inches tall. heights of american men are approximately normal with mean 69.3 inches and standard deviation 2.8 inches. what is ludlow's z-score?
Ludlow's z-score is z = 13.5
Given that the heights of American men are approximately normal.
Mean of the population, μ = 69.3 inches
Standard Deviation of the population, σ = 2.8 inches
Height of Robert Ludlow is 8 feet 11.1 inches = 107.1 inches [since 1 feet = 12 inches and 8 feet = 96 inches. 96 + 11.1 = 107.1 inches]
So [tex]\bar x[/tex] = 107.1 inches.
Since the population is assumed to be normal, we can find the z-score,
z = [tex]\frac{\bar x-\mu}{\sigma}[/tex]
= (107.1-69.3)/2.8
= 37.8 / 2.8
= 13.5
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(20 POINTS) Joseph buys a subway pass for $55. Every time he rides the subway, money is deducted from the value of the pass. He rode the subway 5 times and $40 was deducted from the value of the pass. How much was deducted from Joseph's account for each ticket? Write a mathematical expression to represent this situation; then find the answer.
The amount deducted from Joseph's account for each ticket is $8
The amount deducted from Joseph's account for each ticket?Total cost of subway pass Joseph bought = $55Number of times he rode the subway = 5Total amount deducted from the value of the subway pass = $40The amount deducted from Joseph's account for each ticket = Total amount deducted from the value of the subway pass ÷ Number of times he rode the subway
= $40 / 5
= $8 per ticket
Total amount remaining in the subway pass = Total cost of subway pass Joseph bought - Total amount deducted from the value of the subway pass
y = $55 - $40
= $15
The mathematical equation to represent this situation is y = $55 - $40
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1/5(4x+2)-1/2(2x-1)=10
Answer:
-45.5
Step-by-step explanation:
8x+4 -10x +5 = 100
x = - 91/2
Find the midpoint of the line segment joining the points R(4,3) and S(-1,6).
+
The midpoint is.
(Type an ordered pair. Use integers or simplified fractions for any numbers in the expression.)
Answer:
(3/2, 9/2)
Step-by-step explanation:
You want the midpoint of the line segment with end points R(4, 3) and S(-1, 6).
MidpointThe coordinates of the midpoint will be the average of the end point coordinates:
M = (R +S)/2
M = ((4, 3) +(-1, 6))/2 = (4 -1, 3 +6)/2 = (3, 9)/2
M = (3/2, 9/2) . . . . coordinates of the midpoint
simplify:4100-{2345+1745{1050/10}]
please answer asap
[tex] \bf \implies{184980}[/tex]
Step-by-step explanation:[tex] \large\bf\Longrightarrow 4100 - {2345 + 1745[ \frac{1050}{10}}] [/tex]
[tex] \large\bf\Longrightarrow 4100 - {2345 + 1745 \times \frac{105 \cancel{0}}{1 \cancel{0}}}[/tex]
Cross out the common factor[tex] \large\bf\Longrightarrow 4100 - {2345 + 1745 \times 105}[/tex]
Calculate the product or quotient[tex] \large\bf\Longrightarrow 4100 - {2345 + 183225}[/tex]
Calculate the sum of difference[tex] \large\bf\Longrightarrow{1755 + 183225}[/tex]
Calculate the sum or difference[tex] \large \bf\Longrightarrow{184980}[/tex]
ASAPPP!!
PLS SOMEONE HELP ME WITH THIS
Answer:
Remove 1 stripyRemove 3 stripyAdd 2 plainsAdd 5 plainsHope this helps!
Experiment 3: Rainbow Trout
Suppose 75 tagged rainbow trout were released into the Lower Saluda River below the Lake Murray Dam.
Fishermen reported catching 10, 30, and 80 rainbow trout. Based on the number of tagged fish caught, find
the estimated population and enter the results below. Then find the percent error.
Answer:
Step-by-step explanation: if there is 75 trout and the caught 120 trout they would have counted the trout wrong
What is 2,382,475 in word form