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Today, everything at a store is on sale. The store offers a 20% discount.
The regular price of a T-shirt is $18. What is the discount price?
If the regular price of an item is x dollars, what is the discount price in dollars?

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sqdancefan

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Answer:

  • discounted price: $14.40
  • 0.80x

Step-by-step explanation:

If the original price is x, taking 20% off gives a discounted price (d) of ...

 d = x - 20% · x = x(1 -20%) = 0.80x . . . . discounted price

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Then for an original price of $18, the discounted price is ...

  0.80×$18 = $14.40 . . . discounted price

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