节约用水,某市规定:每一户用水不超过m吨,按3元收费,超过部分2元一吨.1.某用户在六月份用水x(x>m)吨,则用户应交费多少元?2.某规定标准用水量为120吨,每用户在7月份用水160吨,则该用户
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![节约用水,某市规定:每一户用水不超过m吨,按3元收费,超过部分2元一吨.1.某用户在六月份用水x(x>m)吨,则用户应交费多少元?2.某规定标准用水量为120吨,每用户在7月份用水160吨,则该用户](/uploads/image/z/7862157-45-7.jpg?t=%E8%8A%82%E7%BA%A6%E7%94%A8%E6%B0%B4%2C%E6%9F%90%E5%B8%82%E8%A7%84%E5%AE%9A%EF%BC%9A%E6%AF%8F%E4%B8%80%E6%88%B7%E7%94%A8%E6%B0%B4%E4%B8%8D%E8%B6%85%E8%BF%87m%E5%90%A8%2C%E6%8C%893%E5%85%83%E6%94%B6%E8%B4%B9%2C%E8%B6%85%E8%BF%87%E9%83%A8%E5%88%862%E5%85%83%E4%B8%80%E5%90%A8.1.%E6%9F%90%E7%94%A8%E6%88%B7%E5%9C%A8%E5%85%AD%E6%9C%88%E4%BB%BD%E7%94%A8%E6%B0%B4x%28x%3Em%EF%BC%89%E5%90%A8%EF%BC%8C%E5%88%99%E7%94%A8%E6%88%B7%E5%BA%94%E4%BA%A4%E8%B4%B9%E5%A4%9A%E5%B0%91%E5%85%83%3F2.%E6%9F%90%E8%A7%84%E5%AE%9A%E6%A0%87%E5%87%86%E7%94%A8%E6%B0%B4%E9%87%8F%E4%B8%BA120%E5%90%A8%EF%BC%8C%E6%AF%8F%E7%94%A8%E6%88%B7%E5%9C%A87%E6%9C%88%E4%BB%BD%E7%94%A8%E6%B0%B4160%E5%90%A8%EF%BC%8C%E5%88%99%E8%AF%A5%E7%94%A8%E6%88%B7)
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