-3x-15=4x-7

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Solution for -3x-15=4x-7 equation: 



-3x-15=4x-7

We move all terms to the left:

-3x-15-(4x-7)=0

We get rid of parentheses

-3x-4x+7-15=0

We add all the numbers together, and all the variables

-7x-8=0

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

-7x=8

x=8/-7

x=-1+1/7

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