7+7(-7-2n)=-84

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Solution for 7+7(-7-2n)=-84 equation: 



7+7(-7-2n)=-84

We move all terms to the left:

7+7(-7-2n)-(-84)=0

We add all the numbers together, and all the variables

7(-2n-7)+7-(-84)=0

We add all the numbers together, and all the variables

7(-2n-7)+91=0

We multiply parentheses

-14n-49+91=0

We add all the numbers together, and all the variables

-14n+42=0

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

-14n=-42

n=-42/-14

n=+3

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