SOLUTION: if something goes 20% off and the total is 220 whats the original price?

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Question 902265: if something goes 20% off and the total is 220 whats the original price?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
P - .20P = 220
P(1-.20) = 220
P = 220/(1-.20)
P = 220%2F.80