Mathematics, 18.03.2021 02:40, DaFuzzyDude

A bookstore costs $90 a day to keep open, and spends $12 for each book it sells. The store charges $18 for each book it sells. If n represents the number
of books sold, which equation represents the cost function for this
bookstore?
A. C= 90n + 15
B. C= 90n + 12
C. C = 12n +90
D. C= 18+ 90

Answers: 2

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A bookstore costs $90 a day to keep open, and spends $12 for each book it sells. The store charges...