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Coyzita Group Title

A store offers a 15% discount on all items in the store during a sale. All store employees get an additional 10% employee discount. In the equation below, C represents the cost of an item for an employee including tax, and x represents the original price of the item. C = 0.765x + 0.06(0.765x) Chris is an employee at the store. He plans to buy a coat during the sale. The price of the coat before the discount is $100. How much will Chris pay for the coat during the sale?

  • 2 years ago
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  1. satellite73 Group Title
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    replace \(x\) by 100 and compute a calculator would help

    • 2 years ago
  2. Coyzita Group Title
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    $81.09?

    • 2 years ago
  3. satellite73 Group Title
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    \[C=.765\times 100+.06(.765\times 100)\] \[C=76.5+.06\times 76.5\] then a calculator would work, or you can be fancy and rewrite this as \[C=(1.06)\times 76.5\] but i would still use a calculator

    • 2 years ago
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