SOLUTION: Can you please expplain this to me? A refrigerator was on sale for 20% off. Marcus received an additional 30% of any current price in the store. If he uses the coupon to buy the re

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Question 530926: Can you please expplain this to me? A refrigerator was on sale for 20% off. Marcus received an additional 30% of any current price in the store. If he uses the coupon to buy the refrigerator, the price would be $487.20 before taxes. What was the original price?
Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
A refrigerator was on sale for 20% off. Marcus received an additional 30% of any current price in the store. If he uses the coupon to buy the refrigerator, the price would be $487.20 before taxes. What was the original price?
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Let original price be "x":
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Equation:
20% off means the price was 0.8x
additional 30% off means the price was 0.7*0.8x
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Solve for "x":
0.7*0.8x = 487.20
x = $870 (original price)
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Cheers,
Stan H.
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