小丁丁和小巧在一个环形跑道的同一地点同时出发背向而行,小丁丁每秒跑5.8米,小巧每秒跑4.2米经过40秒钟两人相遇.如果两人在同一地点同时出发同向而行,几秒钟后两人相遇?列方程回答
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/28 12:17:07
![小丁丁和小巧在一个环形跑道的同一地点同时出发背向而行,小丁丁每秒跑5.8米,小巧每秒跑4.2米经过40秒钟两人相遇.如果两人在同一地点同时出发同向而行,几秒钟后两人相遇?列方程回答](/uploads/image/z/9344869-61-9.jpg?t=%E5%B0%8F%E4%B8%81%E4%B8%81%E5%92%8C%E5%B0%8F%E5%B7%A7%E5%9C%A8%E4%B8%80%E4%B8%AA%E7%8E%AF%E5%BD%A2%E8%B7%91%E9%81%93%E7%9A%84%E5%90%8C%E4%B8%80%E5%9C%B0%E7%82%B9%E5%90%8C%E6%97%B6%E5%87%BA%E5%8F%91%E8%83%8C%E5%90%91%E8%80%8C%E8%A1%8C%2C%E5%B0%8F%E4%B8%81%E4%B8%81%E6%AF%8F%E7%A7%92%E8%B7%915.8%E7%B1%B3%2C%E5%B0%8F%E5%B7%A7%E6%AF%8F%E7%A7%92%E8%B7%914.2%E7%B1%B3%E7%BB%8F%E8%BF%8740%E7%A7%92%E9%92%9F%E4%B8%A4%E4%BA%BA%E7%9B%B8%E9%81%87.%E5%A6%82%E6%9E%9C%E4%B8%A4%E4%BA%BA%E5%9C%A8%E5%90%8C%E4%B8%80%E5%9C%B0%E7%82%B9%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%E5%87%A0%E7%A7%92%E9%92%9F%E5%90%8E%E4%B8%A4%E4%BA%BA%E7%9B%B8%E9%81%87%3F%E5%88%97%E6%96%B9%E7%A8%8B%E5%9B%9E%E7%AD%94)
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