9=(n-3)

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Solution for 9=(n-3) equation: 



9=(n-3)

We move all terms to the left:

9-((n-3))=0



We calculate terms in parentheses: -((n-3)), so:

(n-3)

We get rid of parentheses

n-3

Back to the equation:

-(n-3)



We get rid of parentheses

-n+3+9=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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