Mathematics, 08.04.2021 08:20 mahagonylabeyta

At a garage sale, Samuel purchased used books and DVDs. He bought a total of 18 items and spent $11. Each book cost $0.50 and each DVD cost $0.75. How many books did Samuel purchase?

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At a garage sale, Samuel purchased used books and DVDs. He bought a total of 18 items and spent $11....