3(3n-3)=3(2n-7)

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Solution for 3(3n-3)=3(2n-7) equation: 



3(3n-3)=3(2n-7)

We move all terms to the left:

3(3n-3)-(3(2n-7))=0

We multiply parentheses

9n-(3(2n-7))-9=0



We calculate terms in parentheses: -(3(2n-7)), so:

3(2n-7)

We multiply parentheses

6n-21

Back to the equation:

-(6n-21)



We get rid of parentheses

9n-6n+21-9=0

We add all the numbers together, and all the variables

3n+12=0

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

3n=-12

n=-12/3

n=-4

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