X-7x=4x-2x+20

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Solution for X-7x=4x-2x+20 equation: 



X-7X=4X-2X+20

We move all terms to the left:

X-7X-(4X-2X+20)=0

We add all the numbers together, and all the variables

X-7X-(2X+20)=0

We add all the numbers together, and all the variables

-6X-(2X+20)=0

We get rid of parentheses

-6X-2X-20=0

We add all the numbers together, and all the variables

-8X-20=0

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

-8X=20

X=20/-8

X=-2+1/2

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