3r=21/23

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Solution for 3r=21/23 equation: 



3r=21/23

We move all terms to the left:

3r-(21/23)=0

We add all the numbers together, and all the variables

3r-(+21/23)=0

We get rid of parentheses

3r-21/23=0

We multiply all the terms by the denominator


3r*23-21=0

Wy multiply elements

69r-21=0

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

69r=21

r=21/69

r=7/23

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