Solved: You are choosing between two telephone plans. One
Chapter 4, Problem 4.1.475(choose chapter or problem)
You are choosing between two telephone plans. One plan has a monthly fee of 15 with a charge of 0.05 per minute. The other plan has a monthly fee of 5 with a charge of 0.07 per minute. For how many minutes of calls will the costs for the two plans be the same? What will be the cost for each plan?
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