1-3r=-2r+20

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Solution for 1-3r=-2r+20 equation: 



1-3r=-2r+20

We move all terms to the left:

1-3r-(-2r+20)=0

We get rid of parentheses

-3r+2r-20+1=0

We add all the numbers together, and all the variables

-1r-19=0

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

-r=19

r=19/-1

r=-19

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