Mathematics, 10.11.2019 05:31 jimennacastillo15
Call wireless phone company charges $0.50 for the first call you make and $0.10 for each additional minute. the cost of a phone call can be expressed by the formula c = 0.50 + 0.10(m – 1), where c is the total cost in dollars and m is the number of minutes that you talk. if the bill for your phone call was $1.90, how long did you talk? a. 12 minutes b. 14 minutes c. 15 minutes d. 16 minutes
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Call wireless phone company charges $0.50 for the first call you make and $0.10 for each additional...
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