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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

-2(x+3)-(-1x)+15=0

We multiply parentheses

-2x-(-1x)-6+15=0

We get rid of parentheses

-2x+1x-6+15=0

We add all the numbers together, and all the variables

-1x+9=0

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

-x=-9

x=-9/-1

x=+9

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