3x+20=12+5x

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Solution for 3x+20=12+5x equation: 



3x+20=12+5x

We move all terms to the left:

3x+20-(12+5x)=0

We add all the numbers together, and all the variables

3x-(5x+12)+20=0

We get rid of parentheses

3x-5x-12+20=0

We add all the numbers together, and all the variables

-2x+8=0

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

-2x=-8

x=-8/-2

x=+4

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