设二元一次方程,1.(我国古代算题)马四匹、牛六头,共价四十八两(我国古代货币单位);马三匹,牛五头,共价三十八两,问马、牛各价几何?(设二元一次方程,2.某市居民每月交纳的自来水费包
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![设二元一次方程,1.(我国古代算题)马四匹、牛六头,共价四十八两(我国古代货币单位);马三匹,牛五头,共价三十八两,问马、牛各价几何?(设二元一次方程,2.某市居民每月交纳的自来水费包](/uploads/image/z/1630742-14-2.jpg?t=%E8%AE%BE%E4%BA%8C%E5%85%83%E4%B8%80%E6%AC%A1%E6%96%B9%E7%A8%8B%2C1.%28%E6%88%91%E5%9B%BD%E5%8F%A4%E4%BB%A3%E7%AE%97%E9%A2%98%EF%BC%89%E9%A9%AC%E5%9B%9B%E5%8C%B9%E3%80%81%E7%89%9B%E5%85%AD%E5%A4%B4%2C%E5%85%B1%E4%BB%B7%E5%9B%9B%E5%8D%81%E5%85%AB%E4%B8%A4%EF%BC%88%E6%88%91%E5%9B%BD%E5%8F%A4%E4%BB%A3%E8%B4%A7%E5%B8%81%E5%8D%95%E4%BD%8D%29%EF%BC%9B%E9%A9%AC%E4%B8%89%E5%8C%B9%2C%E7%89%9B%E4%BA%94%E5%A4%B4%2C%E5%85%B1%E4%BB%B7%E4%B8%89%E5%8D%81%E5%85%AB%E4%B8%A4%2C%E9%97%AE%E9%A9%AC%E3%80%81%E7%89%9B%E5%90%84%E4%BB%B7%E5%87%A0%E4%BD%95%3F%EF%BC%88%E8%AE%BE%E4%BA%8C%E5%85%83%E4%B8%80%E6%AC%A1%E6%96%B9%E7%A8%8B%2C2.%E6%9F%90%E5%B8%82%E5%B1%85%E6%B0%91%E6%AF%8F%E6%9C%88%E4%BA%A4%E7%BA%B3%E7%9A%84%E8%87%AA%E6%9D%A5%E6%B0%B4%E8%B4%B9%E5%8C%85)
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