SOLUTION: Music CD are on sale the orig price is 15 dollars sale price 12 dollars what is the percent saving

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Question 249684:
Music CD are on sale the orig price is 15 dollars sale price 12 dollars what is the percent saving
Found 2 solutions by richwmiller, tutorcecilia:
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
first you have to find what you saved
then you have to decide-- is it savings/sale price or savings/orig price

Answer by tutorcecilia(2152) About Me  (Show Source):
You can put this solution on YOUR website!
15-(15x)=12 ["x" equals the discounted percent]
-15x=12-15 [solve for the x-value]
-15x/-15=-3/-15
x=.20
.20 x 100%=20% discount