顺逆流问题(用一元一次方程解答.)轮船在甲.乙两地航行,它在静水中的速度为30km/h,从甲地开往乙地用了4h,从原路返回用了5小时20分钟.设水流速度为x km/h,则所求的x为多少?甲乙两地相距多
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![顺逆流问题(用一元一次方程解答.)轮船在甲.乙两地航行,它在静水中的速度为30km/h,从甲地开往乙地用了4h,从原路返回用了5小时20分钟.设水流速度为x km/h,则所求的x为多少?甲乙两地相距多](/uploads/image/z/5269132-28-2.jpg?t=%E9%A1%BA%E9%80%86%E6%B5%81%E9%97%AE%E9%A2%98%EF%BC%88%E7%94%A8%E4%B8%80%E5%85%83%E4%B8%80%E6%AC%A1%E6%96%B9%E7%A8%8B%E8%A7%A3%E7%AD%94.%EF%BC%89%E8%BD%AE%E8%88%B9%E5%9C%A8%E7%94%B2.%E4%B9%99%E4%B8%A4%E5%9C%B0%E8%88%AA%E8%A1%8C%2C%E5%AE%83%E5%9C%A8%E9%9D%99%E6%B0%B4%E4%B8%AD%E7%9A%84%E9%80%9F%E5%BA%A6%E4%B8%BA30km%2Fh%2C%E4%BB%8E%E7%94%B2%E5%9C%B0%E5%BC%80%E5%BE%80%E4%B9%99%E5%9C%B0%E7%94%A8%E4%BA%864h%2C%E4%BB%8E%E5%8E%9F%E8%B7%AF%E8%BF%94%E5%9B%9E%E7%94%A8%E4%BA%865%E5%B0%8F%E6%97%B620%E5%88%86%E9%92%9F.%E8%AE%BE%E6%B0%B4%E6%B5%81%E9%80%9F%E5%BA%A6%E4%B8%BAx+km%2Fh%2C%E5%88%99%E6%89%80%E6%B1%82%E7%9A%84x%E4%B8%BA%E5%A4%9A%E5%B0%91%3F%E7%94%B2%E4%B9%99%E4%B8%A4%E5%9C%B0%E7%9B%B8%E8%B7%9D%E5%A4%9A)
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