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Modeling with Rational Functions

Question 4 • FL-1200330-Algebra 2 CR

A refrigerator costs $850. The estimated yearly operating cost of the refrigerator is $62.Average annual cost = Purchase price + Total operating cost Number of yearsWhich expression represents the total cost, in dollars, of owning the refrigerator for x years?

Answer
A
850 + x/62
B
850 +62/x
C
850 + 62x
D
(850 + x)62

Explanation

The refrigerator has a one-time purchase cost of $850 and costs $62 to operate each year. Over x years, the operating cost is 62x dollars, so the total cost is 850 + 62x. Choice C gives this expression; dividing by x would not represent the total cost.

AI-written and checked against the verified answer.

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