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2024年3月D卷 · 第 15 题

2024年3月D卷 · 原库模块 2 · Q15 原库参考解析

Elise used x packs of red beads and y packs of green beads to make 13 bracelets. She used a total of 260 red and green beads. The equation 45x  + 25y = 260 represents this situation. Which is the best interpretation of 25y in this context?
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