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Mathematics, 23.05.2020 02:06 ansatsai

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Customers of a phone company can choose between two service plans for long distance calls. The first plan has no monthly fee but charges $0.14 for each minute of calls. The second plan has a $23 monthly fee and charges an additional $0.10 for each minute of calls . For how many minutes of calls will the cost of the two plan be equal?

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