20=3r/4

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Solution for 20=3r/4 equation: 



20=3r/4

We move all terms to the left:

20-(3r/4)=0

We add all the numbers together, and all the variables

-(+3r/4)+20=0

We get rid of parentheses

-3r/4+20=0

We multiply all the terms by the denominator


-3r+20*4=0

We add all the numbers together, and all the variables

-3r+80=0

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

-3r=-80

r=-80/-3

r=26+2/3

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