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Calculating Time Until Equal Cost

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Customers of a phone company can choose between two service plans for long distance calls. The first plan has a $27 one-time activation fee and charges 12 cents a minute. The second plan has no activation fee and charges 16 cents a minute. After how many minutes of long distance calls will the costs of the two plans be equal?

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Solution Summary

This solution provides a step-by-step explanation that shows how to calculate the time until the costs of two phone bills are equal.

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Let the total cost under both the plans be equal for x minutes.

The total ...

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