4(9+3n)-12=-6n

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Solution for 4(9+3n)-12=-6n equation: 



4(9+3n)-12=-6n

We move all terms to the left:

4(9+3n)-12-(-6n)=0

We add all the numbers together, and all the variables

4(3n+9)-(-6n)-12=0

We multiply parentheses

12n-(-6n)+36-12=0

We get rid of parentheses

12n+6n+36-12=0

We add all the numbers together, and all the variables

18n+24=0

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

18n=-24

n=-24/18

n=-1+1/3

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