5x-7=20+2x

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Solution for 5x-7=20+2x equation:



5x-7=20+2x
We move all terms to the left:
5x-7-(20+2x)=0
We add all the numbers together, and all the variables
5x-(2x+20)-7=0
We get rid of parentheses
5x-2x-20-7=0
We add all the numbers together, and all the variables
3x-27=0
We move all terms containing x to the left, all other terms to the right
3x=27
x=27/3
x=9

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