3x+15=(-4x)+8

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Solution for 3x+15=(-4x)+8 equation: 



3x+15=(-4x)+8

We move all terms to the left:

3x+15-((-4x)+8)=0



We calculate terms in parentheses: -((-4x)+8), so:

(-4x)+8

We get rid of parentheses

-4x+8

Back to the equation:

-(-4x+8)



We get rid of parentheses

3x+4x-8+15=0

We add all the numbers together, and all the variables

7x+7=0

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

7x=-7

x=-7/7

x=-1

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