问题详情

The larger of two numbers exceeds three times the smaller number by 2. The sum of twice the large and 4 times the smaller is 73. If a is the smaller number, which equation below determines the correct value of x?


A、4(3a+2)+2a=73

B、4 (3a+2) +2a=73

C、(6a+2) +4a=73

D、2 (3a+2) +4a=73

E、2 (3a-2) +4a=73

时间:2022-01-10 21:27 关键词: 国外英语考试 GRE

答案解析

D
已知较小的数字是a,根据题目中已知的数量关系,较大的数字可以表示为3a+2,那么根据题干后半句,可列方程式为:2 (3a+2) +4a=73。