-7x+7x=-(8x-7)-7(x+1)

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Solution for -7x+7x=-(8x-7)-7(x+1) equation: 



-7x+7x=-(8x-7)-7(x+1)

We move all terms to the left:

-7x+7x-(-(8x-7)-7(x+1))=0

We add all the numbers together, and all the variables

-(-(8x-7)-7(x+1))=0



We calculate terms in parentheses: -(-(8x-7)-7(x+1)), so:

-(8x-7)-7(x+1)

We multiply parentheses

-(8x-7)-7x-7

We get rid of parentheses

-8x-7x+7-7

We add all the numbers together, and all the variables

-15x

Back to the equation:

-(-15x)



We get rid of parentheses

15x=0

x=0/15

x=0

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