-8=n+7n

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Solution for -8=n+7n equation: 



-8=n+7n

We move all terms to the left:

-8-(n+7n)=0

We add all the numbers together, and all the variables

-(+8n)-8=0

We get rid of parentheses

-8n-8=0

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

-8n=8

n=8/-8

n=-1

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