7=4x-2x

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Solution for 7=4x-2x equation: 



7=4x-2x

We move all terms to the left:

7-(4x-2x)=0

We add all the numbers together, and all the variables

-(+2x)+7=0

We get rid of parentheses

-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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