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August 1, 2014

Homework Help: math

Posted by matt on Wednesday, January 7, 2009 at 10:39pm.

The tread depth of the tires on your family's new car is 3/8 inch. you predict that, as a result of driving the car, the change in tire tread depth will be about -3/64 inch per year.

A. write a variable expression for the tire tread depth after y years of driving. Use your expression to make a table showing the tire tread depth after 1,2 an 3 years.


b. Tires should be replaced when the tread depth is 1/16 inch. extend your table from part (a) to find the approximate number of years the car can be driven before the tires need to be replaced.

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