-3(7-3n)=6

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Solution for -3(7-3n)=6 equation: 



-3(7-3n)=6

We move all terms to the left:

-3(7-3n)-(6)=0

We add all the numbers together, and all the variables

-3(-3n+7)-6=0

We multiply parentheses

9n-21-6=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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