Mathematics, 21.01.2021 18:20 emilykmorphew
A store sells hardcover books for $8 and paperback 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
Mathematics, 21.06.2019 20:30
Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2
Answers: 2
A store sells hardcover books for $8 and paperback books for $5. You buy 7 books, represented by the...
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