SOLUTION: solve for R
12r+11r-5=0
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Question 193497: solve for R
12r+11r-5=0
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
12r+11r-5=0
23r=5
r=5/23 ans.
Proof:
12*5/23+11*5/23-5=0
60/23+55/23=5
115/23=5
5=5
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