3x+(-8-2x)=-15

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Solution for 3x+(-8-2x)=-15 equation: 



3x+(-8-2x)=-15

We move all terms to the left:

3x+(-8-2x)-(-15)=0

We add all the numbers together, and all the variables

3x+(-2x-8)-(-15)=0

We add all the numbers together, and all the variables

3x+(-2x-8)+15=0

We get rid of parentheses

3x-2x-8+15=0

We add all the numbers together, and all the variables

x+7=0

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

x=-7

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