4x+7=15x-3x

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



4x+7=15x-3x

We move all terms to the left:

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

We add all the numbers together, and all the variables

4x-(+12x)+7=0

We get rid of parentheses

4x-12x+7=0

We add all the numbers together, and all the variables

-8x+7=0

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

-8x=-7

x=-7/-8

x=7/8

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