甲乙两人相距6千米,两人同时出发相向而行,1小时相遇;同时出发同向而行,甲3小时可追上乙.两人的平均速度各是多少?要列二元一次方程,
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![甲乙两人相距6千米,两人同时出发相向而行,1小时相遇;同时出发同向而行,甲3小时可追上乙.两人的平均速度各是多少?要列二元一次方程,](/uploads/image/z/7874315-35-5.jpg?t=%E7%94%B2%E4%B9%99%E4%B8%A4%E4%BA%BA%E7%9B%B8%E8%B7%9D6%E5%8D%83%E7%B1%B3%2C%E4%B8%A4%E4%BA%BA%E5%90%8C%E6%97%B6%E5%87%BA%E5%8F%91%E7%9B%B8%E5%90%91%E8%80%8C%E8%A1%8C%2C1%E5%B0%8F%E6%97%B6%E7%9B%B8%E9%81%87%EF%BC%9B%E5%90%8C%E6%97%B6%E5%87%BA%E5%8F%91%E5%90%8C%E5%90%91%E8%80%8C%E8%A1%8C%2C%E7%94%B23%E5%B0%8F%E6%97%B6%E5%8F%AF%E8%BF%BD%E4%B8%8A%E4%B9%99.%E4%B8%A4%E4%BA%BA%E7%9A%84%E5%B9%B3%E5%9D%87%E9%80%9F%E5%BA%A6%E5%90%84%E6%98%AF%E5%A4%9A%E5%B0%91%3F%E8%A6%81%E5%88%97%E4%BA%8C%E5%85%83%E4%B8%80%E6%AC%A1%E6%96%B9%E7%A8%8B%2C)
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