3(2+6n)=-84

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Solution for 3(2+6n)=-84 equation: 



3(2+6n)=-84

We move all terms to the left:

3(2+6n)-(-84)=0

We add all the numbers together, and all the variables

3(6n+2)-(-84)=0

We add all the numbers together, and all the variables

3(6n+2)+84=0

We multiply parentheses

18n+6+84=0

We add all the numbers together, and all the variables

18n+90=0

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

18n=-90

n=-90/18

n=-5

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