3x-7(-x-2)=84

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Solution for 3x-7(-x-2)=84 equation: 



3x-7(-x-2)=84

We move all terms to the left:

3x-7(-x-2)-(84)=0

We add all the numbers together, and all the variables

3x-7(-1x-2)-84=0

We multiply parentheses

3x+7x+14-84=0

We add all the numbers together, and all the variables

10x-70=0

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

10x=70

x=70/10

x=7

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