X*2=12+x*3

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Solution for X*2=12+x*3 equation: 



X*2=12+X*3

We move all terms to the left:

X*2-(12+X*3)=0

We add all the numbers together, and all the variables

X*2-(X*3+12)=0

Wy multiply elements

2X-(X*3+12)=0

We get rid of parentheses

2X-X*3-12=0

Wy multiply elements

2X-3X-12=0

We add all the numbers together, and all the variables

-1X-12=0

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

-X=12

X=12/-1

X=-12

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