-6=3(5x-7)-3(7-x)

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Solution for -6=3(5x-7)-3(7-x) equation: 



-6=3(5x-7)-3(7-x)

We move all terms to the left:

-6-(3(5x-7)-3(7-x))=0

We add all the numbers together, and all the variables

-(3(5x-7)-3(-1x+7))-6=0



We calculate terms in parentheses: -(3(5x-7)-3(-1x+7)), so:

3(5x-7)-3(-1x+7)

We multiply parentheses

15x+3x-21-21

We add all the numbers together, and all the variables

18x-42

Back to the equation:

-(18x-42)



We get rid of parentheses

-18x+42-6=0

We add all the numbers together, and all the variables

-18x+36=0

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

-18x=-36

x=-36/-18

x=+2

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