3(x+7)-(x-15)=-8

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Solution for 3(x+7)-(x-15)=-8 equation: 



3(x+7)-(x-15)=-8

We move all terms to the left:

3(x+7)-(x-15)-(-8)=0

We add all the numbers together, and all the variables

3(x+7)-(x-15)+8=0

We multiply parentheses

3x-(x-15)+21+8=0

We get rid of parentheses

3x-x+15+21+8=0

We add all the numbers together, and all the variables

2x+44=0

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

2x=-44

x=-44/2

x=-22

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