-256=8(3+7n)

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Solution for -256=8(3+7n) equation: 



-256=8(3+7n)

We move all terms to the left:

-256-(8(3+7n))=0

We add all the numbers together, and all the variables

-(8(7n+3))-256=0



We calculate terms in parentheses: -(8(7n+3)), so:

8(7n+3)

We multiply parentheses

56n+24

Back to the equation:

-(56n+24)



We get rid of parentheses

-56n-24-256=0

We add all the numbers together, and all the variables

-56n-280=0

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

-56n=280

n=280/-56

n=-5

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