Mathematics, 16.07.2019 11:00 deedee363
Custumers of a phone company can choose between two service plans for long distance calls. the first plan has a $9 monthly fee and charges an aditional $0.13 for each minute pf calls. the second plan has $23 monthly fee and charges an additional $0.09 monthly for each minute of calls. for how many minutes of calls will the costs of the two plans be equal
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Mathematics, 21.06.2019 17:50
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Custumers of a phone company can choose between two service plans for long distance calls. the first...
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