X-3+9=3x-20

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Solution for X-3+9=3x-20 equation: 



X-3+9=3X-20

We move all terms to the left:

X-3+9-(3X-20)=0

We add all the numbers together, and all the variables

X-(3X-20)+6=0

We get rid of parentheses

X-3X+20+6=0

We add all the numbers together, and all the variables

-2X+26=0

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

-2X=-26

X=-26/-2

X=+13

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