(x-3)+x+(x+3)=-87

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Solution for (x-3)+x+(x+3)=-87 equation: 



(x-3)+x+(x+3)=-87

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

x+x+x-3+3+87=0

We add all the numbers together, and all the variables

3x+87=0

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

3x=-87

x=-87/3

x=-29

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