4(3n+9)=-12

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



4(3n+9)=-12

We move all terms to the left:

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

We add all the numbers together, and all the variables

4(3n+9)+12=0

We multiply parentheses

12n+36+12=0

We add all the numbers together, and all the variables

12n+48=0

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

12n=-48

n=-48/12

n=-4

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