X+8=3x+9

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Solution for X+8=3x+9 equation: 



X+8=3X+9

We move all terms to the left:

X+8-(3X+9)=0

We get rid of parentheses

X-3X-9+8=0

We add all the numbers together, and all the variables

-2X-1=0

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

-2X=1

X=1/-2

X=-1/2

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