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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

4x-x-(+18x)+7=0

We add all the numbers together, and all the variables

3x-(+18x)+7=0

We get rid of parentheses

3x-18x+7=0

We add all the numbers together, and all the variables

-15x+7=0

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

-15x=-7

x=-7/-15

x=7/15

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