392=-8(7-7x)

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Solution for 392=-8(7-7x) equation: 



392=-8(7-7x)

We move all terms to the left:

392-(-8(7-7x))=0

We add all the numbers together, and all the variables

-(-8(-7x+7))+392=0



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

-8(-7x+7)

We multiply parentheses

56x-56

Back to the equation:

-(56x-56)



We get rid of parentheses

-56x+56+392=0

We add all the numbers together, and all the variables

-56x+448=0

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

-56x=-448

x=-448/-56

x=+8

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