Mathematics, 19.09.2020 01:01 tqjb2007

A person buys a phone for $81 and signs up for a single-line phone plan with 2000 monthly anytime minutes. The plan costs $119.92 per month. Write an equation that can be used to determine the total cost, C(t), of this phone plan for t months. Then, find the cost for 23 months, assuming that the number of minutes the person uses does not exceed 2000 per month.

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A person buys a phone for $81 and signs up for a single-line phone plan with 2000 monthly anytime mi...