4(3r+7)=7

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Solution for 4(3r+7)=7 equation: 



4(3r+7)=7

We move all terms to the left:

4(3r+7)-(7)=0

We multiply parentheses

12r+28-7=0

We add all the numbers together, and all the variables

12r+21=0

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

12r=-21

r=-21/12

r=-1+3/4

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