Algebra-1

1. Identify the formula for exponential decay:

The formula for exponential decay in the context of depreciation is , where:

 is the final amount (the value of the car after  years).

 is the initial amount (the initial value of the car), here = $.

 is the rate of decay as a decimal. Given a depreciation rate of , so .

 is the number of years, here .

2. Substitute the values into the formula:

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