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2025年8月国际A卷 · 第 2 题

2025年8月国际A卷 · 原库模块 2 · Q2 原库参考解析

Micah deposited a total of $6,600 into two retirement accounts last year by depositing x dollars once each month into one account and y dollars twice each month into the other account. Which equation represents this situation?
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