SOLUTION: 2r=16 _ 3 what does the r mean

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Question 333181: 2r=16
_
3
what does the r mean
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
2r/3=16
2r=3*16
2r=48
r=48/2
r=24 ans.
Proof:
2*24/3=16
48/3=16
16=16