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Mathematics 20 Online
OpenStudy (anonymous):

Customers of a phone company can choose between two service plans for long distance calls. The first plan has no monthly fee but charges $ 0.18 for each minute of calls. The second plan has a $ 28 monthly fee and charges an additional $0.14 for each minute of calls. For how many minutes of calls will the costs of the two plans be equal?

OpenStudy (anonymous):

@Niguyver

OpenStudy (anonymous):

@sleepyjess

OpenStudy (sleepyjess):

We need to use a system of equations here

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