Mathematics, 18.12.2020 01:30 mgavyn1052

Noel is a computer repairman. To fix a computer, he charges a customer $40 per hour, plus a fixed fee of $15, represented by the function f(x) = 40x + 15. In the equation, what does the x represent?

A. the number of hours Noel worked
B. the amount Noel charged per hour
C. the fixed fee
D. the total cost

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