Question
Ben had 4 times as many books as Bryan. After Ben and Bryan donated 83 books and 8 books away respectively, they were left with an equal number of books. How many books did Ben have at first?
4 m

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Ben had 4 times as many books as Bryan. After Ben and Bryan donated 83 books and 8 books away respectively, they were left with an equal number of books. How many books did Ben have at first?