3(7r-2)=21r+6

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Solution for 3(7r-2)=21r+6 equation: 



3(7r-2)=21r+6

We move all terms to the left:

3(7r-2)-(21r+6)=0

We multiply parentheses

21r-(21r+6)-6=0

We get rid of parentheses

21r-21r-6-6=0

We add all the numbers together, and all the variables

-12!=0

There is no solution for this equation

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