Joseph borrowed a book from a library. The library charged a fixed rental for the book and a late fee for every day the book was overdue. The expression below shows the charges Joseph paid for the book when he returned it x days after the due date.

Question

Mathematics

Angus

9 January, 05:27

Joseph borrowed a book from a library. The library charged a fixed rental for the book and a late fee for every day the book was overdue. The expression below shows the charges Joseph paid for the book when he returned it x days after the due date.

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Sherlyn Conley · Answer 1

100+2.50^times how many days he kept it. I am just using numbers in place of variables. (x, y, r) 100 stands for the fixed fee and the 2.50 is how much everyday costs after he fot the book. Then power it to how many days he kept it.