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Mathematics, 27.05.2021 19:00 kenziekey831

A box contains a total of 12 books. Each hardcover book weighs 2 pounds, and each paperback book weighs 1 pound. The total weight of the books is
20 pounds
The system of equations and the graph for this situation are shown.
x+y=12
2x + y = 20
tise the graph to find the numbers of hardcover and paperback books in the
A. 4 hardcover books and 8 paperback books
OB. 8 hardcover books and 4 paperback books
O C. 10 hardcover books and 12 paperback books
D. 6 hardcover books and 6 paperback books

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