-72=-2(3-3n)

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Solution for -72=-2(3-3n) equation: 



-72=-2(3-3n)

We move all terms to the left:

-72-(-2(3-3n))=0

We add all the numbers together, and all the variables

-(-2(-3n+3))-72=0



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

-2(-3n+3)

We multiply parentheses

6n-6

Back to the equation:

-(6n-6)



We get rid of parentheses

-6n+6-72=0

We add all the numbers together, and all the variables

-6n-66=0

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

-6n=66

n=66/-6

n=-11

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