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Mathematics 15 Online
OpenStudy (yanni):

i need help

OpenStudy (yanni):

Customers of a phone company can choose between two service plans for long distance calls. The first plan has no monthly fee but charges $0.17 for each minute of calls. The second plan has a $16 monthly fee and charges an additional $0.12 for each minute of calls. For how many minutes of calls will the costs of the two plans be equal?

OpenStudy (cwrw238):

you need to solve the equation for x 16 + 0.12x = 0.17x x = number of calls

OpenStudy (yanni):

320?

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