-79=-7x-3(x-7)

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Solution for -79=-7x-3(x-7) equation: 



-79=-7x-3(x-7)

We move all terms to the left:

-79-(-7x-3(x-7))=0



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

-7x-3(x-7)

We multiply parentheses

-7x-3x+21

We add all the numbers together, and all the variables

-10x+21

Back to the equation:

-(-10x+21)



We get rid of parentheses

10x-21-79=0

We add all the numbers together, and all the variables

10x-100=0

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

10x=100

x=100/10

x=10

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