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Mathematics, 23.01.2020 14:31 gacyber

Joan has 36 books in her library. she bought several books at a yard sale over the weekend. of those books,4 were chapter books. she now has 88 books in her library. how many books did she buy at the yard sale? write and solve as an equation

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Joan has 36 books in her library. she bought several books at a yard sale over the weekend. of those...
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