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Mathematics, 24.09.2019 06:30, lizzy6629
Helen purchased 3 copies of a book online at a 20% discount. she paid $10 for shipping that was not discounted. write an equation that represents the cost of buying a book online. how much was the original price of one copy of the book if her total ended up being $40?
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Answers: 3
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Helen purchased 3 copies of a book online at a 20% discount. she paid $10 for shipping that was not...
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