7=-1+n

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Solution for 7=-1+n equation: 



7=-1+n

We move all terms to the left:

7-(-1+n)=0

We add all the numbers together, and all the variables

-(n-1)+7=0

We get rid of parentheses

-n+1+7=0

We add all the numbers together, and all the variables

-1n+8=0

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

-n=-8

n=-8/-1

n=+8

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