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题目内容双击单词支持查询和收藏哦～
At Betty's Bagels, bagels normally cost x each, but with purchases of each dozen the customer receives a discount of 1.40 dollars. Billy buys 56 bagels and calculates that he spends an average of 90 cents per bagel. What is the value of x?
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以上解析由 考满分老师提供。
