-5(r+9)=-80

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Solution for -5(r+9)=-80 equation: 



-5(r+9)=-80

We move all terms to the left:

-5(r+9)-(-80)=0

We add all the numbers together, and all the variables

-5(r+9)+80=0

We multiply parentheses

-5r-45+80=0

We add all the numbers together, and all the variables

-5r+35=0

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

-5r=-35

r=-35/-5

r=+7

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