x+2x-3=13-x

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Solution for x+2x-3=13-x equation:



x+2x-3=13-x
We move all terms to the left:
x+2x-3-(13-x)=0
We add all the numbers together, and all the variables
x+2x-(-1x+13)-3=0
We add all the numbers together, and all the variables
3x-(-1x+13)-3=0
We get rid of parentheses
3x+1x-13-3=0
We add all the numbers together, and all the variables
4x-16=0
We move all terms containing x to the left, all other terms to the right
4x=16
x=16/4
x=4

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