-1-15r=-16r-20

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Solution for -1-15r=-16r-20 equation: 



-1-15r=-16r-20

We move all terms to the left:

-1-15r-(-16r-20)=0

We get rid of parentheses

-15r+16r+20-1=0

We add all the numbers together, and all the variables

r+19=0

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

r=-19

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