-7(r+3)=-3r-33

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Solution for -7(r+3)=-3r-33 equation: 



-7(r+3)=-3r-33

We move all terms to the left:

-7(r+3)-(-3r-33)=0

We multiply parentheses

-7r-(-3r-33)-21=0

We get rid of parentheses

-7r+3r+33-21=0

We add all the numbers together, and all the variables

-4r+12=0

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

-4r=-12

r=-12/-4

r=+3

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