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  • one year ago

⦁ Allegra has a cell-phone plan that charges $65 per month and $0.10 for every minute that she uses the phone beyond what her plan allows. One month, she was billed $73.40. ⦁ Define a variable for the unknown. ⦁ Write an equation to model the problem. Explain your answer. ⦁ Solve the equation. Show your work. ⦁ Find the number of minutes that Allegra went over the time that the plan allows. Explain your answer.

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  1. Rushwr
    • one year ago
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    1) Y is the no. of minutes exceeded. 2) $65 + ($0.1 x Y) = $73. 4 $65 + $0.1Y = $73.4 3) $0.1Y = $73.4 - $65 $0.1Y = $8.4 Y = $8.4/$0.1 Y = 84 Allegra used 84 minutes more than what the plan gave.

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