作业帮建筑工地用5辆大车和4辆小车一次运来沙石42.5吨,每辆大车比每辆小车多运4吨,每辆大车和每辆小车各运沙石多少吨?能不能写出算式…… 他们明明说每辆大车比每辆小车多运4吨，你们的答案
来源：学生作业帮助网 编辑：作业帮 时间：2024/05/02 08:54:03
建筑工地用5辆大车和4辆小车一次运来沙石42.5吨,每辆大车比每辆小车多运4吨,每辆大车和每辆小车各运沙石多少吨?能不能写出算式…… 他们明明说每辆大车比每辆小车多运4吨，你们的答案
建筑工地用5辆大车和4辆小车一次运来沙石42.5吨,每辆大车比每辆小车多运4吨,每辆大车和每辆小车各运沙石多少吨?
能不能写出算式……
他们明明说每辆大车比每辆小车多运4吨，你们的答案都不对啊……
建筑工地用5辆大车和4辆小车一次运来沙石42.5吨,每辆大车比每辆小车多运4吨,每辆大车和每辆小车各运沙石多少吨?能不能写出算式…… 他们明明说每辆大车比每辆小车多运4吨，你们的答案
5辆大车多运4吨,就是5*4=20 42.5-20=22.5 22.5除9=2.5 所以九辆车如果都是小车的话就是每辆2.5吨咯,然后那5辆大车再分别加4吨就是7.5 所以小车2.5 大车7.5 我刚才算错了,这个是对的,杀了我很多脑细胞啊
5(x+4)+5x=42.5 「设的是小车的吨数」算出来是，小车：2.25 大车：7.25
4.5
2.5
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