-7=5+n

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Solution for -7=5+n equation: 



-7=5+n

We move all terms to the left:

-7-(5+n)=0

We add all the numbers together, and all the variables

-(n+5)-7=0

We get rid of parentheses

-n-5-7=0

We add all the numbers together, and all the variables

-1n-12=0

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

-n=12

n=12/-1

n=-12

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