-30=-3(n-2)

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Solution for -30=-3(n-2) equation: 



-30=-3(n-2)

We move all terms to the left:

-30-(-3(n-2))=0



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

-3(n-2)

We multiply parentheses

-3n+6

Back to the equation:

-(-3n+6)



We get rid of parentheses

3n-6-30=0

We add all the numbers together, and all the variables

3n-36=0

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

3n=36

n=36/3

n=12

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