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Mathematics 7 Online
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.

OpenStudy (anonymous):

please someone help

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