Answer:Your answer would be -8 x - 17 y
Step-by-step explanation: x - 9 x would be - 8 x
You would have to distribute the negative in the problem -(9 x- 8 y) which would make it -9 x +8 y and 9 y + 8 y is 17 y so there fore the answer is -8 x - 17 y
Can someone confirm if my answer is correct?
The three angles in a triangle are in the ratio 3:4:5. Find the angles
Lupe put $24000 in a certificate of deposit that gained interest at a rate of 5.5%. How much interest did the account gain after 3 months?
He gained $330 of interest in the three months.
Here we will use the Simple interest formula
Simple Interest (SI) = Simple Interest (SI)
initial principal balance = P = 24000
annual interest rate = r = 5.5
time (in years) = t = 3 months out of 1 year
= 3/12 = 1/4
Lets substitute the values in the formula
Simple Interest (SI) = (P × R × T)/100
= (24000 × 5.5 × 1/4)/100
= 330
What is simple interest?Simple interest is a quick and straightforward approach to figure out how much interest has accrued on a sum of money. Interest is always applied to the main sum, and there is a constant rate of interest applied during the course of the calculation.
Any bank where we deposit money pays us interest on the amount when we do so. There are other forms of interest charged by banks, but simple interest is one of them. To begin with, let's define a loan before delving further into the idea of simple interest.
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9x^3+2x-4 / 3x-2
Is this answer 9x+8+(4/3)/3x-2
Answer:
Hello,
Step-by-step explanation:
[tex]9x^3+2x-4=(3x-2)*(3x^2+2x+2) \\Remainder\ is\ 0\\\\if\ x \neq \dfrac{2}{3} \\\\\dfrac{9x^3+2x-4}{3x-2}=\dfrac{(3x-2)*(3x^2+2x+2) }{3x-2} =3x^2+2x+2[/tex]
How do you evaluate c^2 + 7c - 6 when c = 6?
Answer:
72
Step-by-step explanation:
(6)^2+7(6)-6
36+42-6
72
15
Simplify 2√243x completely. Write answer in radical form. Assume => 0.
Answer =
Entry Tip: To enter an answer like 50x52², type 50x*root(3)(5x^2). Preview your answer
before submitting!
We need to know about radical form of a number to solve the question. The simplified version of 2[tex]\sqrt{243}[/tex]x is 18[tex]\sqrt{3}[/tex]x.
Radical form of a number is the simplified version of the number where there is no square root or third root or fourth left of the number.If there is a square root of a number present then we have to simplify it and break it down to a square root from where no other natural number root can be found.In this question we have a number 2[tex]\sqrt{243}[/tex]x, we have to simplify [tex]\sqrt{243}[/tex] so we get the radical form of the number and we assume that x>=0. We can write 243 as 9x9x3, so we can see that for the square root of 243 we can write 9[tex]\sqrt{3}[/tex]. So the number 2[tex]\sqrt{243}[/tex]x can be written as 2x9[tex]\sqrt{3}[/tex]x=18[tex]\sqrt{3}[/tex]x.
Therefore we got the radical form of 2[tex]\sqrt{243}[/tex]x to be 18[tex]\sqrt{3}[/tex]x.
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A toy store is having a sale. A video game system has an original price of $99. If it is on sale for 40% off the original price. Find the sale price of the game system. Round to the nearest CENT.
Answer:
The sale price is 59.40$
Step-by-step explanation:
Divide 99$ by 100, then multiply it by 60 because that's how much of that original price is left
brainliest pls have a good day
I got this question wrong twice - can someone help me?
I have the answer but I don’t understand how they got it - can someone explain it to me step by step?
(Showing the working step by step works too)
Thanks!!
Answer:
137.54
Step-by-step explanation:
The area of the figure is the total area of the right triangle (on the left) and the rectangle (on the right)
Area of the right triangle = 1/2(9.2)(6.9) = 31.74
Are of the rectangle = (9.2)(11.5) = 105.8
The total area = 31.74 + 105.8 = 137.54
I hop this helps
The five number summary of a dataset was found to be:
45, 50, 57, 65, 70
The range of the numbers from the data set is 25
How to calculate the values?From the information, the five number summary of a dataset was found to be 45, 50, 57, 65, 70.
It should be noted that range is the difference between the highest and the lowest number.
Highest number = 70
Lowest number = 45
Range = 70 - 45 = 25
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The five number summary of a dataset was found to be:
45, 50, 57, 65, 70
Find the range.
using company D’s plan, the cost of a phone call is $1.70 connection fee plus 26 cents per minute. if the total cost of the call is $13.66, how long is the phone call?
Answer:
it should be 7 minutes not sure because i got a slightly different answer but still gonna try
Step-by-step explanation:
1.70+26 = 1.96
1.96x7 = 13.72
Twice a number is added to the number and the answer is 87. What is the number?
Work Shown:
x = some unknown number
2x = twice the number
2x+x = add on the number
2x+x = 87
3x = 87
x = 87/3
x = 29
Which is a simplified
expression for the perimeter
of the triangle below?
2.5x 2x + 3 5x15
Answer:
It is the 60 simplified
Hope I've helped
Please help me with 1-4. I will give an Brainly and a bunch of extra points.
Answer:
1. A U C = {a, b, c, d, e}
2. B intersect A = {a, b, d}
3. B' = {c, f, g, h}
4. A - (B intersect C') = {a,c}
Step-by-step explanation:
U is a big set with all the letters a through f in it. Set A, B, and C are subsets of U. They have some of the letters in them. You could pick out the contents of set A, for example, from set U. Same with B and C. There's a little bit of overlap between A and B and C.
So for #1, the U shaped symbol means "Union" and you can remember that because of the U shape symbol. "Union" means throw everything in all together. A U C means all of A and all of C all together. But you don't have to write repeats, just list the letters once.
A is {a,b, c, d} and C is {a, e} so A U C is all of both of them:
{a, b, c, d, e}
The upsidedown Usymbol is "intersect" and that is only what the two sets have in common (whats the same) between the two sets.
BintersectA is what is the same in B{b,e,a,d} and A{a,b,c,d}. They both have a, b and d so that is the answer to BintersectA = {a,b,d}
The "apostrophe" looking mark means "Not this set". So B' means NotB. You list everything that is NOT in B. B is {b,e,a,d} so B' is NotB = {c,f,g,h}
The last one has what looks like a minus sign. Thats like normal "takeaway" along with parenthesis, use that normally like grouping/"do this first" and also intersect and Not. So basically all the work, all in one problem.
C = {a,e} so C' is NotC is {b,c,d,f,g,h}
The BintersectC' is what are the same beween B and NotC:
BintersectC' = {b,d}
A take away {b,d}
would be
{a,b,c,d} - {b,d}
= {a,c}
Polynomial
[tex](3x + 2) {}^{7} \times (x - 1) {}^{7} [/tex]
is written in standard form.
What is the coefficient with x in that form?
Step-by-step explanation:
[tex](3x + 2) {}^{7} \times (x - 1) {}^{7} [/tex]
Coefficient of x is 3
It is usually an integer that is multiplied by the variable and written next to it. The variables which do not have a number with them are assumed to be having 1 as their coefficient. For example, in the expression 3x, 3 is the coefficient of x but in the expression x2 + 3, 1 is the coefficient of x2.
[tex](3x + 2) {}^{7} \times (x - 1) {}^{7} [/tex]
[tex] = \left(2187 x^{7} + 10206 x^{6} + 20412 x^{5} + 22680 x^{4} + 15120 x^{3} + 6048 x^{2} + 1344 x + 128\right)\cdot \left(x^{7} - 7 x^{6} + 21 x^{5} - 35 x^{4} + 35 x^{3} - 21 x^{2} + 7 x - 1\right)=2187 x^{14} - 5103 x^{13} - 5103 x^{12} + 17577 x^{11} + 4347 x^{10} - 26649 x^{9} - 1869 x^{8} + 22931 x^{7} + 1246 x^{6} - 11844 x^{5} - 1288 x^{4} + 3472 x^{3} + 672 x^{2} - 448 x - 128 [/tex]
Solve . -9 2/7 - (10 3/7)
A. -1 1/7
B. 1 1/7
C. 19 1/7
D. 19 5/7
Answer:
−19 5/7
None of the options match the answer
Step-by-step explanation:
−9 2/7 −10 3/7
=−65/7 −10 3/7
= −65/7 −10 3/7
= −65/7 − 73/7
= −138/7
= −19 5/7
Given: 0= 51°
opposite = 15
Find: sin 0 =
Answer:
Given: Ø = 51°
opposite = 15
Find: sin Ø =
It doesn't matter what else you throw into the picture,
if Ø = 51° then sin Ø always equals 0.7771
Answer screenshot please
By using the given graph, we can see that f(-5) = 3.
How to find the value of f(-5)?
Here we have an image with the graph of the function y = f(x).
Remember that each point on that grid has the coordinates (x, y), where the values of x are on the horizontal axis, and the values of y are in the vertical axis.
So, if we want to find f(-5), then we want to see what value of y takes f(x) when x = -5.
So, first we need to go to the horizontal axis and find x = -5.
Once we find that value, now we need to move up or down along a vertical line (depending on where is the graph of the function). In this case we would move upwards. Now, count how many units we move up until we hit the graph of the function, that number of units will be the value of y.
In this case, we need to move 3 units upwards to hit the graph, then we have y = 3.
This means that the value of the function when x = -5 is y = 3, so we can write:
f(-5) = 3
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I’ll give points + brainalist!!
Answer: t<=-4 ==> -12, -5, -8, -4, -7
Step-by-step explanation:
t/4<=-1
t/4 * 4<=-1*4
t*4/4<=-4
4t/4<=-4
t<=-4 ==> -12, -5, -8, -4, -7
Answer:
-4,-5,-7,-8, and -12
Step-by-step explanation:
[tex]\frac{t}{4} \leq -1[/tex]
[tex]t\leq -4[/tex]
Therefore t has to be less than or equal to -4
So in the values provided, x can be -4,-5,-7,-8, and -12
The equivalent inequality would be [tex]t\leq -4[/tex].
If this was helpful pls give me brainliest <3
About how many times as great is 2.1 x 10^8 compared to 1.9 ×10^6
Answer:
2.1 x 10^8 compared to 1.9 ×10^6 is 110.53 times greater.
Answer:
Step-by-step explanation:
About how many times as great is 2.1 x 10^8 compared to 1.9 ×10^6
I NEED THIS ANSWER FAST PLEASE!!
I will give 100 points
Answer: -4/15 (x - 15)
Step-by-step explanation: Got it from quick math
I have a height of a shadow that is 523 in the height of myself and my shadow 64 in and 180 in i need to cross multiply to find out what the height of the tree is
The height of the tree is 186 inches if Shadow of tree is 523 inch shadow of human is 180 inch height of human is 64 inch.
What is cross multiplication?Cross multiplication occurs when the numerator of the first fraction is multiplied by the denominator of the second fraction, and the numerator of the second fraction is multiplied by the denominator of the first fraction.
We have given information that
Shadow of tree = 523 inch
Shadow of human = 180 inch
Height of human = 64 inch
height of tree = x
Lets solve this with cross multiplication
⇒ [tex]\frac{64}{180} = \frac{x}{523}[/tex]
⇒ 180 × x = 64 × 523
⇒ x = (64 × 523)/180
⇒ x = 185.95
= 186 approx.
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Which graph is a parabola?
Answer:
The third one from the left
Step-by-step explanation:
question is in the picture PLEASE HELP NEED DONE ASAP
The ordered pairs that solve the system of inequalities is given by:
(3, -2), (1, -1).
How to verify if an ordered pair solves a system of inequalities?To verify if an ordered pair solves a system of inequalities, we have to verify if it respects all conditions.
For this problem, the conditions are given as follows:
x - 3y ≥ 1.2x + y ≤ 4.For the ordered pair (0,3), we have that:
x - 3y = -9 < 1, hence it does not respect.
For the ordered pair (-1,1), we have that:
-1 -3 = -4 < 1, hence it does not respect.
For the ordered pair (3,-2), we have that:
3 - 3(-2) = 3 + 4 = 7 > 1.2x + y = 6 - 2 = 4 = 4, hence ok.For the ordered pair (4,0), we have that:
4 - 3(0) = 4 > 1.2x + y = 8 > 4, hence it does not respect.For the ordered pair (2,3), we have that:
2 - 3(3) = -7 < 1, hence it does not respect.
For the ordered pair (1,-1), we have that:
1 - 3(-1) = 1 + 3 = 4 > 1.2x + y = 2 - 1 = 1 < 4, hence ok.More can be learned about inequalities at https://brainly.com/question/24372553
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Kevin hiked Bright Angel Trail that gains as miles of elevation up the mountain. Kevin then hikes down
Bright Angel Trail to where he started his hike. Which best describes the total gain in elevation for the entire
hike?
Answer:
Step-by-step explanation:
AnAnAn
Write 0.925 as a percent and as a simplified fraction.
O 92.5% and 37
O 92.5% and 37
O 925 % and 37
40
O 9.25 % and
925
1000
0.925 as a percentage is 92.5 and as a simplified fraction is 37/ 40, that is, option A.
Here, we are given a decimal number- 0.925
we can write the number as follows-
0.925 = 925/1000
dividing both the numerator and denominator by 25 we get-
37/40
Thus, the number 0.925 as a simplified fraction comes out to be 37/ 40.
Now, we need to convert it into percentage form. Per cent simply means the value of a number per 100.
We can simply multiply 925/ 1000 by 100 to get the percent value as follows-
925/ 1000 × 100
= 925/ 10
= 92.5
Thus, 0.925 as a percentage is 92.5%.
Hence, option A, is the correct option.
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may you pls help me i do not know how to do it
Answer: 118
Step-by-step explanation:
The two figures' angles are identical so the angles would have the same measurements
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The inequality for a child up to and including 26 lb is the third option showing correct number line of inequality.
Given that the inequality is 0<x<=26.
We are required to choose the option which shows the correct number line of inequality.
Inequality is like an equation which shows the relationship between two or more variables but in greater than,less than,greater than or equal to ,less than or equal to signs.
Because we have to include 26 in the inequality so we need to fill the circle on 26. So, the correct option showing the correct inequality is third.
Hence the inequality for a child up to and including 26 lb is the third option showing number line of inequality.
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Can you solve?
John is told to find 3 specific marbles within a box of 60 marbles. The room is dark and he can’t see the marbles properly. He pours out 20 of these marbles, and blindly chooses 3 of them.
What are the chances he chooses the 3 specific marbles he was told to find?
Please look at the link of someone getting answered a similar question: https://brainly.com/question/14352170
Answer:
1/20 are the chances to find the specific marble
Step-by-step explanation:
if he randomly gets 3 out of the 20 marbles then the chances are not high
I hope that helped u
simplify 3 • 3^2 + 8 divided by 2 - (4 + 3)
Answer: 24 ==> B
Step-by-step explanation:
3*3^2+8/2 -(4+3)=
3*9+4-7=
27-3=24 ==> B
8 less than twice a number is the same as 4 more than that same number
Answer:
12
Step-by-step explanation:
So: 2x-8=4+x
x-8=4
x=12