Molly has two less than three times as much money as Ben. If Molly has $40.96, how much money does Ben have
Answer:
$61.44
Step-by-step explanation:
Molly. Ben
2x. 3x
40,96÷2x
=20.48
Ben's money
3(20.48
=$61.44
Find the value of x that makes the equation true. 12x=4(x+2)+20
Answer:
7/2
Step-by-step explanation:
12x=4(x+2)+20
12x=4x+8+20
12x-4x=8+20
8x=28
x=28/8
simplify
x=7/2
7/16 in decimal form
Answer:
0.4375
Step-by-step explanation:
When the puppy turned 12 months old it weighed 19.6
Answer:
#&*#*#
Step-by-step explanation:
what typa dog is it???
Josh can long-jump 195% of his height with a running start. If Josh is 66 inches tall, how far can he long-jump?
Answer: 128.7 inches
Step-by-step explanation:
Josh's height is 66 inches.
When he jumps with a running start, he can jump as far as 195% of his height.
The length he can jump is therefore 195% multiplied by his height:
= Josh height * 195%
= 66 * 195/100
= 128.7 inches
Answer: 128.7
Step-by-step explanation: I've done this question before
Create a model to represent the following percents.
a. 90% b. 0.9% c. 900% d. 910%
Answer:
90%
Step-by-step explanation:
90%
is the correct answer
Can somebody help???
Answer:
first one I am thinking 6.52 and the second one I am thinking 6.67
Step-by-step explanation:
Hope this Helps!!!
7. (07.03) An equation is shown below: 4(2x - 5) + 15 = 11 Write the steps you will use to solve the equation and explain each step. (5 points)
Answer:
x = 2
Step-by-step explanation:
[tex]4(2x-5)+15 = 11 => 4(2x-5) = 11 - 15 => 4(2x-5) = -4 => 2x-5 = \frac{-4}{4} => 2x-5 = -1 => 2x = -1 + 5 => 2x = 4 => x = 2[/tex]
The value of x is 2 for equation 4(2x - 5) + 15 = 11
What is Equation?Two or more expressions with an Equal sign is called as Equation.
The given equation is 4(2x - 5) + 15 = 11
Four times of two x minus five plus fifteen equal to eleven
4(2x - 5) + 15 = 11
Apply distributive property on the LHS
8x-20+15=11
8x-5=11
Add 5 on both sides
8x=16
Divide both sides by 8
x=2
Hence, the value of x is 2 for equation 4(2x - 5) + 15 = 11
To learn more on Equation:
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w
Dan's circular
pool has a
circumference of
18.84 meters.
What is the
diameter of the
pool?
(use
13.14)
IS
Answer:
6 MetersExplanation:
Diameter = Circumference ÷ πCircumference: 18.84
π: 3.14
18.84 ÷ 3.14
= 6 MetersWhich of the following ratios are not equivalent to 7 : 3?
Multiple choice question.
A)
14 : 3
B)
14 : 6
C)
21 : 9
D)
28 : 12
Solve for x. Show your work.
34x-5 = (1/27) 2x+10
Answer:The answer in a fraction is 405/916 and the decimal form is 0.44213973
…
Step-by-step explanation:
Answer:
34x-5 = 2x/27+10
or, 34x-5=(2x+270)/27
or, 918x - 135=2x+270
or, 918x-2x=270+135
or, 916x= 405
or, x = 0.44
as the number of comics increases, the cost___
Answer:
As the number of comics Increases the cost increases
Answer:
increases.
Step-by-step explanation:
The line is climbing higher, and it means that the copies of comics are being sold more and the prices are becoming higher.
Hope this helps!! Have an amazing day ^^
Which point is the outlier on this scatter plot?
Shark Size
y
3
300
Length (cm)
200
100
X
0
0
30
60
90
Mass (kg)
OA (0.07, 18)
O D. (105, 320)
O C. (85220)
O B. (68, 165)
Answer: A (0.07, 18)
Step-by-step explanation: An outlier is a value that is far from the central tendencies around what would be the mean and the median values.
In a scatter plot, it's the dots (coordinates) that are far away from the main cluster.
cual es la superficie de un rectangulo de 10 cm por 4 cm?
Answer:
10x4=40
Step-by-step explanation:
se calcula multiplicado la base por la altura luego de haber multiplicado esto (10 x 4) el resultado es 40
Did I get this correct? If not please help me!!!
Answer:
I thinck u did get it write ....
Step-by-step explanation:
Which relation is not a function?
OA.
OB. ((8, 4),(4,8), (12,4), (16, 20),
(20,12))
OC.x147
21 2835
y7
147
3521
D. {(8,3), (3,8), (13,7), (18, 21),
(4,8), (12.18)
Answer:
A. The first option
Step-by-step explanation:
Answer:
Option a
Step-by-step explanation:
If the input value only leads to one output than its a function
A door is 6 feet 6 inches high and 38 inches
wide.Can a thin mattress, 7 feet wide, be carried
through the door diagonally? How do you know
for sure?
you get 10 points for answering and brainliest
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! plz answer correctly
Help a girl out plssss and show the work I will literally love u
Answer:
x=9
Step-by-step explanation:
[tex]\frac{x+6}{x} =\frac{20}{(20-8)} \\1+\frac{6}{x} =\frac{20}{12} \\\frac{6}{x} =\frac{20}{12} -1\\\frac{6}{x} =\frac{20-12}{12} \\\frac{6}{x} =\frac{8}{12} \\8x=6 \times 12\\8x=72\\x=\frac{72}{8} =9\\x=9[/tex]
Answer:
9
Step-by-step explanation:
The left side of the triangle is 20 units long, the bottom portion is 8 units long.
This means the top portion must be 12 units long, 20 - 8 = 12.
The ratio between the left and right side has to be the same because they are two straight lines.
So if the ration is 8 to 6 or 8/6 which reduces to 4/3 then your ration is 12 to x.
So if... 4/3x=12 then
(3)4/3x = 12(3) multiply both sides by 3
4x = 36 the divide both sides by 4
x = 9
To check you can multipy your answer, in this case 9 by 4/3.
(9)(4/3) =
(9 x 4)/3 =
36/3 = 12
You did it! Hope this helped.
9(8s - 5f) use f = 3 and s = 4
Answer:
153
Step-by-step explanation:
8x4=32
5x3=15
32-15=17
9x17=153
Answer:
fhmjjjjj hjk, k
Step-by-step explanation:
PLEASE HELP IM ON A TIME LIMIT
What is the location of point D
(6, 0)
(-6, 0)
(0, -6)
(0, 6)
Answer:
The answer is (0,-6)
What is the domain? F(x)= 3x^2-2x-1/ x^2+3x-10
Please help I’m failing math and I might get held back
Answer:
[tex]tan 56 = \frac{26}{x}[/tex]
Step-by-step explanation:
[tex]tangent = \frac{opposite}{adjacent}[/tex]
Side z is the hypotenuse, since it is opposite the right angle.
Side x is the adjacent, since it is next to the angle you are solving for.
The side measuring 26 is the opposite, since it is opposite the angle you are solving for.
I could use some help , i really cant do geometry :(
Answer:
I am not sure but for
CAE it is 65˚
CBD it is 65˚
Step-by-step explanation:
x+40=3x-10
Move the 3x to the other side by subtracting by 3x on both sides
x-3x+40=3x-3x-10
The equation now looks like this:
-2x+40=-10
Move 40 to the other side by subtracting 40 both sides:
-2x+40-40=-10-40
-2x=-50
Divide by -2 on both sides:
-2x/-2=-50/-2
x=25
Since we found out what x is we can replace x in both CAE and CBD:
For CBD: 25+40 is 65
For CAE: 3(25)-10 is 65
Answer:
m∠CAE = 65, m∠CBD = 65
Step-by-step explanation:
Line CA is a transversal of lines AE and BD which are parallel, in this case corresponding angles are congruent. ∠CAE and ∠CBD are corresponding angles so you can make them equal to each other. x+40=3x-10 -> 2x=50 ->x=25. Now that we have x just plug it into the equations 25+40=65 which is m∠CBD. 3(25)-10=75-10=65 is m∠CAE
What is the mathematical
representation of 20P4?
The mathematical representation of 20P4 is [tex]^{20}P_4 = 20 \times 19 \times 18 \times 17[/tex]. so option C is the correct.
How many ways k things out of m different things (m ≥ k) can be chosen if order of the chosen things doesn't matter?We can use combinations for this case,
The Total number of distinguishable things is m.
Here, Out of those m things, k things are to be chosen such that their order doesn't matter.
This can be done in total of
[tex]^mC_k = \dfrac{m!}{k! \times (m-k)!} ways.[/tex]
If the order matters, then each of those choice of k distinct items would be permuted k! times,
So, total number of choices in that case would be:
[tex]^mP_k = k! \times ^mC_k = k! \times \dfrac{m!}{k! \times (m-k)!} = \dfrac{m!}{ (m-k)!}\\\\^mP_k = \dfrac{m!}{ (m-k)!}[/tex]
This is called permutation of k items chosen out of m items (all distinct).
We have to find the mathematical representation of 20P4.
[tex]^{20}P_4[/tex]
here, m = 20
k = 4
Now substitute;
[tex]^mP_k = \dfrac{m!}{ (m-k)!}\\\\^{20}P_4 = \dfrac{20!}{ (20-4)!}\\\\^{20}P_4 = \dfrac{20!}{ (16)!}\\\\\\^{20}P_4 = \dfrac{20 \times 19 \times 18 \times 17 \times 16!}{ (16)!}\\\\\\^{20}P_4 = 20 \times 19 \times 18 \times 17[/tex]
Hence, the mathematical representation of 20P4 is [tex]^{20}P_4 = 20 \times 19 \times 18 \times 17[/tex]. so option C is the correct.
Learn more about combinations and permutations here:
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Jaxon was paid $62 for 8 hours of work. What was his hourly wage?
Answer:
He got paid $7.75 an hour
Step-by-step explanation:
62 dollars/8 hours = $7.75
3) Sidney brought x carrots to school and combined them with Jenan's j carrots.
She then split them equally among 8 friends. *
Answer:
each person got (x + j) / 8 carrots
Step-by-step explanation:
please help me:) appreciated :) have a good day!!
Just answers/Get all 3 correct and will give Brainliest!
Answer:
4sqrt3 (the third answer), No, All of the statements are true (I think)
Step-by-step explanation:
The circumference C of a circle with radius r can be calculated using the formula C=2nr which formula represents r in terms of C?
Answer:
r=C/2Pi
Step-by-step explanation:
C=2(Pi)r
r=C/2Pi