-3(-2r+7)=3

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Solution for -3(-2r+7)=3 equation: 



-3(-2r+7)=3

We move all terms to the left:

-3(-2r+7)-(3)=0

We multiply parentheses

6r-21-3=0

We add all the numbers together, and all the variables

6r-24=0

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

6r=24

r=24/6

r=4

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