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20 February, 02:46

The cost of a telephone call is 75 cents plus 25 cents per minute. Write an algebraic expression that models the cost of a telephone call that lasts t minutes.

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Answers (2)
  1. 20 February, 02:48
    0
    75 + 25 x t = Answer

    Example:

    t = 2 minutes

    75 + 25 x 2 = $2.00
  2. 20 February, 02:54
    0
    Y=.75x+.25

    .75 (1) +.25 = $1.00

    x = the number of phone calls y = the total
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