-87=-5x-2x-3

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Solution for -87=-5x-2x-3 equation: 



-87=-5x-2x-3

We move all terms to the left:

-87-(-5x-2x-3)=0

We add all the numbers together, and all the variables

-(-7x-3)-87=0

We get rid of parentheses

7x+3-87=0

We add all the numbers together, and all the variables

7x-84=0

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

7x=84

x=84/7

x=12

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