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A、B两地相距10千米,甲、乙二人同时从A地出发去B地,甲的速度是乙的速度的2倍...
A、B两地相距10千米,甲、乙二人同时从A地出发去B地,甲的速度是乙的速度的2倍,结果甲比乙早到
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101193806738109977/SYS201311011938067381099010_ST/0.png)
小时.设乙的速度为x千米/时,则可列方程为( )
A.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101193806738109977/SYS201311011938067381099010_ST/1.png)
B.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101193806738109977/SYS201311011938067381099010_ST/2.png)
C.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101193806738109977/SYS201311011938067381099010_ST/3.png)
D.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101193806738109977/SYS201311011938067381099010_ST/4.png)
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