2025年6月美国B卷 · 第 14 题

2025年6月美国B卷 · 原库模块 1 · Q14 原库参考解析

$ 19.5x+24.25y=583 $
Odalys ordered mulch and river rock, which cost a total of $583, for her home. The given equation represents the relationship between the number of cubic yards of mulch, x, and the number of tons of river rock, y, Odalys ordered. How much more, in dollars, did a ton of river rock cost Odalys than a cubic yard of mulch?

2025年6月美国B卷 · 第 14 题

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