n.2-2=7

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Solution for n.2-2=7 equation: 



n.2-2=7

We move all terms to the left:

n.2-2-(7)=0

We add all the numbers together, and all the variables

n.2-9=0

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

n.2=9

n=9/1

n=9

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