3(2+n)=-15

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Solution for 3(2+n)=-15 equation: 



3(2+n)=-15

We move all terms to the left:

3(2+n)-(-15)=0

We add all the numbers together, and all the variables

3(n+2)-(-15)=0

We add all the numbers together, and all the variables

3(n+2)+15=0

We multiply parentheses

3n+6+15=0

We add all the numbers together, and all the variables

3n+21=0

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

3n=-21

n=-21/3

n=-7

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