X+15=2x+20-8

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Solution for X+15=2x+20-8 equation: 



X+15=2X+20-8

We move all terms to the left:

X+15-(2X+20-8)=0

We add all the numbers together, and all the variables

X-(2X+12)+15=0

We get rid of parentheses

X-2X-12+15=0

We add all the numbers together, and all the variables

-1X+3=0

We move all terms containing X to the left, all other terms to the right

-X=-3

X=-3/-1

X=+3

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