-9(-3+r)=180

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Solution for -9(-3+r)=180 equation: 



-9(-3+r)=180

We move all terms to the left:

-9(-3+r)-(180)=0

We add all the numbers together, and all the variables

-9(r-3)-180=0

We multiply parentheses

-9r+27-180=0

We add all the numbers together, and all the variables

-9r-153=0

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

-9r=153

r=153/-9

r=-17

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