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Complete this proof.

If 1/2(8x+14)=39 , then x = 8.

1/2(8x+14)=39 is Given
4x + 7 = 39 _____
4x = 32 ____
x = 8 ____

OPTIONS
division property of equality
distributive property
substitution property of equality
subtraction property of equality
associative property of addition

2 Answers

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Complete this proof. If 1/2(8x+14)=39 , then x = 8. 1/2(8x+14)=39 is Given 4x + 7 = 39 _____ 4x-example-1
User Danfromisrael
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7.4k points
3 votes

Answer:

1) distributive property

2) subtraction property of equality

3) division property of equality

Explanation:

Given : If
(1)/(2)(8x+14)=39 , then x=8

To complete the proof :

Solution :

Following are the complete steps or proof of solving the given expression,


(1)/(2)(8x+14)=39 is given


4x + 7 = 39 - distributive property


4x = 32 - subtraction property of equality


x = 8 - division property of equality

User Joshua LI
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7.3k points