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For tax purposes, you may have to report the value of your assets, such as cars or refrigerators. The value you report drops with time. "Straight-line depreciation" assumes that the value is a linear function of time. If a $880 refrigerator depreciates completely in seven years, find a formula for its value as a function of time. Let x represent the time in years since the refrigerator was purchased.

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sqdancefan

Answer:

  v(x) = 880(1 -x/7)

Step-by-step explanation:

If the appliance is worthless in 7 years, its value decreases by 1/7 of its original value each year. The multiplier of value for a 7-year depreciation can be ...

  (1 - x/7)

So, the refrigerator value can be modeled by ...

  v(x) = 880(1 -x/7)

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