-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 get rid of parentheses

-n+2

We add all the numbers together, and all the variables

-1n+2

Back to the equation:

-(-1n+2)



We get rid of parentheses

1n-2-9=0

We add all the numbers together, and all the variables

n-11=0

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

n=11

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