Question
Cole had 3 times as many books as John. After Cole and John donated 78 books and 12 books away respectively, they were left with an equal number of books. How many books did Cole have at first?
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Cole had 3 times as many books as John. After Cole and John donated 78 books and 12 books away respectively, they were left with an equal number of books. How many books did Cole have at first?