-8.1r-9.91=-8r-8.59

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Solution for -8.1r-9.91=-8r-8.59 equation: 



-8.1r-9.91=-8r-8.59

We move all terms to the left:

-8.1r-9.91-(-8r-8.59)=0

We get rid of parentheses

-8.1r+8r+8.59-9.91=0

We add all the numbers together, and all the variables

-0.1r-1.32=0

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

-0.1r=1.32

r=1.32/-0.1

r=-13+0.02/0.1

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