-8r-9=10-6r+1

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Solution for -8r-9=10-6r+1 equation: 



-8r-9=10-6r+1

We move all terms to the left:

-8r-9-(10-6r+1)=0

We add all the numbers together, and all the variables

-8r-(-6r+11)-9=0

We get rid of parentheses

-8r+6r-11-9=0

We add all the numbers together, and all the variables

-2r-20=0

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

-2r=20

r=20/-2

r=-10

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