9=n+(-2)

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Solution for 9=n+(-2) equation: 



9=n+(-2)

We move all terms to the left:

9-(n+(-2))=0



We calculate terms in parentheses: -(n+(-2)), so:

n+(-2)

We add all the numbers together, and all the variables

n-2

Back to the equation:

-(n-2)



We get rid of parentheses

-n+2+9=0

We add all the numbers together, and all the variables

-1n+11=0

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

-n=-11

n=-11/-1

n=+11

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