-3(7x+7)+7x=57-8x

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Solution for -3(7x+7)+7x=57-8x equation: 



-3(7x+7)+7x=57-8x

We move all terms to the left:

-3(7x+7)+7x-(57-8x)=0

We add all the numbers together, and all the variables

-3(7x+7)+7x-(-8x+57)=0

We add all the numbers together, and all the variables

7x-3(7x+7)-(-8x+57)=0

We multiply parentheses

7x-21x-(-8x+57)-21=0

We get rid of parentheses

7x-21x+8x-57-21=0

We add all the numbers together, and all the variables

-6x-78=0

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

-6x=78

x=78/-6

x=-13

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