ObeySaya ObeySaya
  • 13-12-2017
  • Mathematics
contestada

A car is priced at $7200 after a 10% discount then a 20% additional discount. What is the original price of the car?

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Аноним Аноним
  • 13-12-2017
x - 0.1x - 0.2(x - 0.1x) = 7200   where x = original price.

0.9x - 0.2x + 0.02x = 7200

0.72x = 7200

x = 7200 / 0.72 = $10,000   Answer
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