(3x+7)+(3x+7)=8x-16

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Solution for (3x+7)+(3x+7)=8x-16 equation: 



(3x+7)+(3x+7)=8x-16

We move all terms to the left:

(3x+7)+(3x+7)-(8x-16)=0

We get rid of parentheses

3x+3x-8x+7+7+16=0

We add all the numbers together, and all the variables

-2x+30=0

We move all terms containing x to the left, all other terms to the right

-2x=-30

x=-30/-2

x=+15

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