12=-4(-3+n)

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



12=-4(-3+n)

We move all terms to the left:

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

We add all the numbers together, and all the variables

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



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

-4(n-3)

We multiply parentheses

-4n+12

Back to the equation:

-(-4n+12)



We get rid of parentheses

4n-12+12=0

We add all the numbers together, and all the variables

4n=0

n=0/4

n=0

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