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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

-7n-(-8n+70)-1=0

We get rid of parentheses

-7n+8n-70-1=0

We add all the numbers together, and all the variables

n-71=0

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

n=71

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