Math

Customers of a phone company can choose between two service plans for long distance calls. The first plan has a
$14 monthly fee and charges an additional
$0.20 for each minute of calls. The second plan has an $18 monthly fee and charges an additional $0.15 for each minute of calls. For how many minutes of calls will the costs of the two plans be equal?

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  2. 0
  3. 23
asked by Morgan
  1. let m be the number of minutes

    cost1 = .20m + 14
    cost2 = .15m + 18

    When is .20m + 14 = .15m + 18 ?

    .05m = 4
    m = 4/.05 = 80

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    posted by Reiny
  2. 250

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    posted by Anonymous

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