X+3-2x=9+x

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Solution for X+3-2x=9+x equation:



X+3-2X=9+X
We move all terms to the left:
X+3-2X-(9+X)=0
We add all the numbers together, and all the variables
X-2X-(X+9)+3=0
We add all the numbers together, and all the variables
-1X-(X+9)+3=0
We get rid of parentheses
-1X-X-9+3=0
We add all the numbers together, and all the variables
-2X-6=0
We move all terms containing X to the left, all other terms to the right
-2X=6
X=6/-2
X=-3

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