Question

Shawn is a member of a book club. he

pays $50 yearly membership fee and can purchase books through the club for $5 each. his total annual cost is a function of the number of books, b, that he purchases is a year:
c(b)=5b+50
what is the total cost if he purchases 17 books a year?​

Answer 1

Shawn is paying $135 a year. He pays a base fee of 50 guarenteed and then he pays 5 dollars for every book he buys.