2x-x+7=x+3x-7

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Solution for 2x-x+7=x+3x-7 equation: 



2x-x+7=x+3x-7

We move all terms to the left:

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

We add all the numbers together, and all the variables

2x-x-(4x-7)+7=0

We add all the numbers together, and all the variables

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

We get rid of parentheses

x-4x+7+7=0

We add all the numbers together, and all the variables

-3x+14=0

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

-3x=-14

x=-14/-3

x=4+2/3

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