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MArishka [77]
3 years ago
11

3(x+7)=6(x+2) help plz!!

Mathematics
2 answers:
enot [183]3 years ago
5 0

Answer:

x=3

Step-by-step explanation:

1)  3(x+7)=6(x+2)

2)Multiply the number on the outside by the numbers on the inside

 3x+21 =6x+12

3)Subtract 3x from 6x. When you do that it cancels out itself on the side it came from leaving you with only 21 one that side.

21=3x+12

4)Subtract 12 from 21. When you do that it cancels out itself on the side it came from leaving you with only 3x on that side.

9=3x

5)  Divide 3x from both sides that will cancel out the x leaving you with only 1x and it will turn the 9 into 3.

9/3x=3x/3x

x=3

VikaD [51]3 years ago
4 0

Answer:

x=3

Step-by-step explanation:

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3 years ago
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Point JJJ is located at (-4, 4)(−4,4)left parenthesis, minus, 4, comma, 4, right parenthesis. Select all of the following that a
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Answer:

(-4, 8), (-4, 0), (0, 4) and (-4, 0)

Step-by-step explanation:

Given that point J is located at (-4, 4). The point4 units from point J can either be up, down, left or right. Hence:

The point 4 units up of point J = (-4, 4 + 4) = (-4, 8)

The point 4 units down of point J = (-4, 4 - 4) = (-4, 0)

The point 4 units right of point J = (-4 + 4, 4) = (0, 4)  

The point 4 units left of point J = (-4, 4 - 4) = (-4, 0)

Therefore the points that are 4 units from point  J are (-4, 8), (-4, 0), (0, 4) and (-4, 0).

8 0
3 years ago
an urn contains twenty chips, numbered 1 through 20. two are drawn at random simultaneously (without replacement). what is the p
ElenaW [278]

The probability of the numbers on the two chips differing by more than two are 0.805.

<h3>What is probability? </h3>

The study of numerical representations of the possibility of an event occurring or a proposition being true is known as probability. A probability is a number between 0 and 1, where 0 denotes impossibility and 1 denotes certainty.

Given that,

Urn is composed of twenty chips, numbered one through twenty.

Two are drawn at random simultaneously.

The probability that the numbers on the two chips deviate by greater than two.

Probability = 20 x 20 - 20

Probability = 400 – 20

Probability = 380 total possible outcomes for 20 outcomes.

In the first and last rows, we can also observe that there are 20-3 = 17 choices with a difference greater than 2.

In the second and next-to-last rows, there are 20-4 =16 possibilities for a difference greater than 2.

As a result, the total is 2(17) + 2(16) + 2(15) = 306

Probability = Favorable outcomes/Total number of outcomes

Probability = 306/380

Probability = 153/190

Probability = 0.805

The probability of the values on the two chips varying by more than two is 0.805.

To know more about probability, visit:

brainly.com/question/11234923

#SPJ4

6 0
1 year ago
An angle 119 degree is bisected.What is the measure of each resulting angle?
KatRina [158]
When an angle is bisected, it is split into two halves. If the original angle of 119 degrees is bisected, each new angle will equal half of 119, which equals 59.5 degrees.
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3 years ago
1. CAN SOMEONE PLEASE HELP ME, I'M NOT GOOD IN MATH.<br>explain your work​
pentagon [3]

Answer:

D

Step-by-step explanation:

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