多选题If x=6y, then which of the following expressions is a multiple of x? (Select all such expressions.)A3yB12yC30y
多选题
If x=6y, then which of the following expressions is a multiple of x? (Select all such expressions.)
A
3y
B
12y
C
30y
参考解析
解析：
根据题目中已知的数量关系可知，x必须是6的倍数，选项B和C均符合要求。
根据题目中已知的数量关系可知，x必须是6的倍数，选项B和C均符合要求。
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