-6r+20=-20+2r

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Solution for -6r+20=-20+2r equation: 



-6r+20=-20+2r

We move all terms to the left:

-6r+20-(-20+2r)=0

We add all the numbers together, and all the variables

-6r-(2r-20)+20=0

We get rid of parentheses

-6r-2r+20+20=0

We add all the numbers together, and all the variables

-8r+40=0

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

-8r=-40

r=-40/-8

r=+5

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