设甲走了X小时
甲路程=乙路程
3*6+3*2*X=4*X
得X=9甲速度提高1倍！设甲走了X小时甲路程=乙路程3*6+3*X=4*6+8*（X-6）X=8.4
甲乙两车从A向B行驶,甲比乙晚出发6小时,甲乙的速度比是4:3.甲出发6小时后,甲乙两车同时
甲乙两车从A向B行驶,甲比乙晚出发6小时,甲乙的速度比是4:3.甲出发6小时后,甲乙两车同时
到达B,则甲从A到B共走了多少小时?
到达B,则甲从A到B共走了多少小时?
数学人气：282 ℃时间：2020-01-30 20:35:43
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