22.50=9r

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Solution for 22.50=9r equation: 



22.50=9r

We move all terms to the left:

22.50-(9r)=0

We add all the numbers together, and all the variables

-9r+22.5=0

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

-9r=-22.5

r=-22.5/-9

r=2+3/6

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