3x-4=31-2x

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Solution for 3x-4=31-2x equation:



3x-4=31-2x
We move all terms to the left:
3x-4-(31-2x)=0
We add all the numbers together, and all the variables
3x-(-2x+31)-4=0
We get rid of parentheses
3x+2x-31-4=0
We add all the numbers together, and all the variables
5x-35=0
We move all terms containing x to the left, all other terms to the right
5x=35
x=35/5
x=7

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