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Mathematics, 27.08.2021 01:10 quadyshia12370
A cell phone plan has a basic charge of $50 a month. The plan includes 600 free minutes and charges 10 cents for each additional minute of usage. Write the monthly cost C (in dollars) as a function of the number x of minutes used.
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A cell phone plan has a basic charge of $50 a month. The plan includes 600 free minutes and charges...
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