7r=21/19

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Solution for 7r=21/19 equation: 



7r=21/19

We move all terms to the left:

7r-(21/19)=0

We add all the numbers together, and all the variables

7r-(+21/19)=0

We get rid of parentheses

7r-21/19=0

We multiply all the terms by the denominator


7r*19-21=0

Wy multiply elements

133r-21=0

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

133r=21

r=21/133

r=3/19

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