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Mathematics 8 Online
OpenStudy (anonymous):

Which of the following functions represents a cell phone bill if there is a monthly charge of 20 dollars plus 6 cents for each minute of use? f(x) = 20 + 6x f(x) = 20.06x f(x) = 20 + 0.06x

OpenStudy (klimenkov):

How do you think?

OpenStudy (anonymous):

f(x) = 20 + 0.06x

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