-12=3(n-4)

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Solution for -12=3(n-4) equation: 



-12=3(n-4)

We move all terms to the left:

-12-(3(n-4))=0



We calculate terms in parentheses: -(3(n-4)), so:

3(n-4)

We multiply parentheses

3n-12

Back to the equation:

-(3n-12)



We get rid of parentheses

-3n+12-12=0

We add all the numbers together, and all the variables

-3n=0

n=0/-3

n=0

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