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ZX-5D7BB7AFB72024年8月A卷 · 第 5 题
2024年8月A卷 · 原库模块 1 · Q5 原库参考解析
An aquarium uses small and large tanks to temporarily hold a total of 87 fish. Each small tank holds 1 fish, and each large tank holds 2 fish. Which equation represents this situation, where s is the number of small tanks and b is the number of large tanks the aquarium uses?
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