SOLUTION: The value of a persons automobile decreases linearly. Its value when new was 27,000. after 4 years, the value is 18,000. write an equation relating its value and the number of year

Question 1134383: The value of a persons automobile decreases linearly. Its value when new was 27,000. after 4 years, the value is 18,000. write an equation relating its value and the number of years since purchased.
Answer by josgarithmetic(39628) (Show Source): You can put this solution on YOUR website!
Points of a line (0, 27000) and (4, 18000).

Simplify.
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