12=-3(n-6)

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Solution for 12=-3(n-6) equation: 



12=-3(n-6)

We move all terms to the left:

12-(-3(n-6))=0



We calculate terms in parentheses: -(-3(n-6)), so:

-3(n-6)

We multiply parentheses

-3n+18

Back to the equation:

-(-3n+18)



We get rid of parentheses

3n-18+12=0

We add all the numbers together, and all the variables

3n-6=0

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

3n=6

n=6/3

n=2

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