-n+5=7

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Solution for -n+5=7 equation: 



-n+5=7

We move all terms to the left:

-n+5-(7)=0

We add all the numbers together, and all the variables

-1n-2=0

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

-n=2

n=2/-1

n=-2

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