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5 January, 11:30

Eliana has a 20% discount coupon for an electronics store. She sees a new laptop that she wants to buy. After the 20% discount was applied, Eliana paid $340 for the laptop.

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  1. 5 January, 11:40
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    The easiest way to solve this is by using a proportional equation.

    So, 340/x = 80/100

    Simplify 80 / 100 to 4/5

    Now, cross multiply.

    4x = 1700

    Divide both sides by 4.

    4x/4 = 1700/4

    x=425

    The original price was $425.
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