[50×8×(4/9)]÷(1-4/9)
=320km方程解，并写出过程。谢谢写完我给你+10分设ab相距xx=50×8×(4/9)÷(1-4/9)x=50×8×4/9÷5/9 x=320
客货两车分别从a.b两地相对开出客车时速50KM货车行完全程用8小时相遇时货车行完全程的9分之4求a.b两地的距
客货两车分别从a.b两地相对开出客车时速50KM货车行完全程用8小时相遇时货车行完全程的9分之4求a.b两地的距
数学人气：856 ℃时间：2020-03-21 05:52:01
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