-1-7n=-8n+7(-4n+4)

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Solution for -1-7n=-8n+7(-4n+4) equation: 



-1-7n=-8n+7(-4n+4)

We move all terms to the left:

-1-7n-(-8n+7(-4n+4))=0



We calculate terms in parentheses: -(-8n+7(-4n+4)), so:

-8n+7(-4n+4)

We multiply parentheses

-8n-28n+28

We add all the numbers together, and all the variables

-36n+28

Back to the equation:

-(-36n+28)



We get rid of parentheses

-7n+36n-28-1=0

We add all the numbers together, and all the variables

29n-29=0

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

29n=29

n=29/29

n=1

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