-3(3n-3)=-18

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Solution for -3(3n-3)=-18 equation: 



-3(3n-3)=-18

We move all terms to the left:

-3(3n-3)-(-18)=0

We add all the numbers together, and all the variables

-3(3n-3)+18=0

We multiply parentheses

-9n+9+18=0

We add all the numbers together, and all the variables

-9n+27=0

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

-9n=-27

n=-27/-9

n=+3

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