-20r+1=-r-20r+19

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Solution for -20r+1=-r-20r+19 equation: 



-20r+1=-r-20r+19

We move all terms to the left:

-20r+1-(-r-20r+19)=0

We add all the numbers together, and all the variables

-20r-(-21r+19)+1=0

We get rid of parentheses

-20r+21r-19+1=0

We add all the numbers together, and all the variables

r-18=0

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

r=18

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