# Algebra

I purchased a car for \$20,000. At year 5 the car was worth \$10,000. How much will it be worth at 7years?

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1. It lost 1/2 its value in 5 years. Using a linear model, that is

1/10 each year.

So, in 7 years, it will have lost 7/10 of its initial value.

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