Mathematics, 16.12.2020 19:00, breeball
a store sells hard cover books for $8 and paper back books for $5. you buy 7 books, represented by the equation x+y=7, where x is the number of hardcover books and y is the number of paperback books. the equation 8x+5y=44 represents the total cost. how many of each type of book did you buy?
Answers: 3
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a store sells hard cover books for $8 and paper back books for $5. you buy 7 books, represented by t...
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