-3x-20=12x+20

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



-3x-20=12x+20

We move all terms to the left:

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

We get rid of parentheses

-3x-12x-20-20=0

We add all the numbers together, and all the variables

-15x-40=0

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

-15x=40

x=40/-15

x=-2+2/3

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