Question
A book rental shop rented out books and the rate of rental charges are shown in the table.

Number of days Rates
After the first 9 days 40 cents a day
After 9 days 90 cents a day

Dylan rented 2 books and was charged $10.80. How many days did he rent the books for?
2 m

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A book rental shop rented out books and the rate of rental charges are shown in the table.

Number of days Rates
After the first 9 days 40 cents a day
After 9 days 90 cents a day

Dylan rented 2 books and was charged $10.80. How many days did he rent the books for?