Post a New Question


posted by .

a cellular phone company offers a contract for which the cost C in dollars of t minutes is given by C 0.25 (t-300)+ 61.95 where it is assumed that t¡Ý 300 minutes what time will keep $99.45 and 145.95

  • Algebra -

    Solve 99.45 = 0.25 (t-300)+ 61.95
    for time, t

    Then repeat the process for
    145.95 = 0.25 (t-300)+ 61.95

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions

Post a New Question