15+2x=-7-9x

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Solution for 15+2x=-7-9x equation: 



15+2x=-7-9x

We move all terms to the left:

15+2x-(-7-9x)=0

We add all the numbers together, and all the variables

2x-(-9x-7)+15=0

We get rid of parentheses

2x+9x+7+15=0

We add all the numbers together, and all the variables

11x+22=0

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

11x=-22

x=-22/11

x=-2

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