4x-15=-x+20

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Solution for 4x-15=-x+20 equation:



4x-15=-x+20
We move all terms to the left:
4x-15-(-x+20)=0
We add all the numbers together, and all the variables
4x-(-1x+20)-15=0
We get rid of parentheses
4x+1x-20-15=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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