9(-3n-3)=81

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Solution for 9(-3n-3)=81 equation: 



9(-3n-3)=81

We move all terms to the left:

9(-3n-3)-(81)=0

We multiply parentheses

-27n-27-81=0

We add all the numbers together, and all the variables

-27n-108=0

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

-27n=108

n=108/-27

n=-4

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