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In the year 2010, Xavier's car had a value of $22,000. When he bought the car in 2006 he paid $28,500. If the valueof the car depreciated linearly, what was the annual rate of change of the car's value? Round your answer to thenearest hundredth if necessary.

In the year 2010 Xaviers car had a value of 22000 When he bought the car in 2006 he paid 28500 If the valueof the car depreciated linearly what was the annual r class=

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Solution

For this case we know that the value at 2010 is 22000$ and in 2006 was 28500$

Then we can find the rate of change on this way

[tex]\frac{28500-22000}{2010-2006}=1625[/tex]

Then we can conclude that the answer is:

$ 1625 per year