英语翻译on a car trip Sam drove m miles ,Kara drove twice as man
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英语翻译
on a car trip Sam drove m miles ,Kara drove twice as many miles as Sam,and Darin drove 20 fewer miles than Kara,in the terms of m,how many miless did Darin drive?
A,2m+20
B,2m-20
C,m/2 +20
D,(m+20)/2
E,m/2 -20
on a car trip Sam drove m miles ,Kara drove twice as many miles as Sam,and Darin drove 20 fewer miles than Kara,in the terms of m,how many miless did Darin drive?
A,2m+20
B,2m-20
C,m/2 +20
D,(m+20)/2
E,m/2 -20
选B
Kara drove twice as many miles as Sam,得Kara 是2m
Darin drove 20 fewer miles than Kara 得Darin是2m-20
Kara drove twice as many miles as Sam,得Kara 是2m
Darin drove 20 fewer miles than Kara 得Darin是2m-20
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