-2+7=n

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Solution for -2+7=n equation: 



-2+7=n

We move all terms to the left:

-2+7-(n)=0

We add all the numbers together, and all the variables

-1n+5=0

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

-n=-5

n=-5/-1

n=+5

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