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OpenStudy (anonymous):
I really, really, REALLY need help. 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. -Solve the equation. Show your work. -Find the number of minutes that Allegra went over the time that the plan allows.
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OpenStudy (anonymous):
please someone help
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