X-12=3x+8

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Solution for X-12=3x+8 equation: 



X-12=3X+8

We move all terms to the left:

X-12-(3X+8)=0

We get rid of parentheses

X-3X-8-12=0

We add all the numbers together, and all the variables

-2X-20=0

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

-2X=20

X=20/-2

X=-10

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