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15-10-2021
Mathematics

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Suppose that the monthly cost of a long-distance phone plan (in dollars) is a linear function of the total calling time (in minutes). When graphed, the function gives a line with a slope of 0.13. See the figure below.
The monthly cost for 53 minutes of calls is $12.54. What is the monthly cost for 56 minutes of calls?

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bryantouvell41 bryantouvell41

15-10-2021

Answer:

the total calling time (in minutes). When graphed, the function gives a line with a slope of 0.09. The monthly cost for 35 minutes of calls is $15.94

Step-by-step explanation:

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