Mathematics, 18.03.2021 21:40, QueenThao8933

ABC Bookstore sells one customer 12 used books and 4 new books for $136. Another customer buys 14 used books and 2 new books for $124. How much
is one used book (u), and one new book (n)?
A. u = $7, n = $13
B. u= $14, n = $2
C. u = $12, n = $4
D. t = $13, n = $7

Answers: 3

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ABC Bookstore sells one customer 12 used books and 4 new books for $136. Another customer buys 14 u...