-8x-4x=15-7x

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Solution for -8x-4x=15-7x equation: 



-8x-4x=15-7x

We move all terms to the left:

-8x-4x-(15-7x)=0

We add all the numbers together, and all the variables

-8x-4x-(-7x+15)=0

We add all the numbers together, and all the variables

-12x-(-7x+15)=0

We get rid of parentheses

-12x+7x-15=0

We add all the numbers together, and all the variables

-5x-15=0

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

-5x=15

x=15/-5

x=-3

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