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PSAT 8/9 P1 · 第 8 题

PSAT 8/9 P1 · 原库模块 2 · Q8 原库参考解析

An employee at a restaurant prepares sandwiches and salads. It takes the employee 1.5 minutes to prepare a sandwich and 1.9 minutes to prepare a salad. The employee spends a total of 46.1 minutes preparing x sandwiches and y salads. Which equation represents this situation?
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