2x-(x-7)=3x

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Solution for 2x-(x-7)=3x equation: 



2x-(x-7)=3x

We move all terms to the left:

2x-(x-7)-(3x)=0

We add all the numbers together, and all the variables

-1x-(x-7)=0

We get rid of parentheses

-1x-x+7=0

We add all the numbers together, and all the variables

-2x+7=0

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

-2x=-7

x=-7/-2

x=3+1/2

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