Mathematics, 28.09.2019 21:20 reearamrup27

The bookstore ordered 15 sociology work books and 10 economy 101 textbooks on august 1st to prepare for the fall semester. after realizing they miscounted, the bookstore order 1 more sociology workbook and three more economy 101 textbooks on august 15th. if august 1st the order was for $4300 and the august 15th order was $800 , find the cost of one sociology workbook and one economy 101 textbook?

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The bookstore ordered 15 sociology work books and 10 economy 101 textbooks on august 1st to prepare...