-2+20r=-20+r+16r

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Solution for -2+20r=-20+r+16r equation: 



-2+20r=-20+r+16r

We move all terms to the left:

-2+20r-(-20+r+16r)=0

We add all the numbers together, and all the variables

20r-(17r-20)-2=0

We get rid of parentheses

20r-17r+20-2=0

We add all the numbers together, and all the variables

3r+18=0

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

3r=-18

r=-18/3

r=-6

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