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28 October, 07:37

A smartphone originally worth $790 loses value at a rate of $175 each year. Write an equation to represent the value of the phone, then find value of the phone after 4years. Identify your variables

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  1. 28 October, 10:04
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    790-175x4=

    take 175 and multiply it by 4 which gives you 700

    Then subtract 700 from 790 and you get $90 after 4 years.

    Your variables are 175 and 4
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