小明在書店買了3枝原子筆和2支鉛筆，如果一枝原子筆要3 x元，一支鉛筆2 y元，那麼小明一共花了？元(A) 9x＋4y (B) 3x＋2y(C) 5x (D) 5 y

問題詳情

1. 小明在書店買了3枝原子筆和2支鉛筆，如果一枝原子筆要3 x元，一支鉛筆2 y元，那麼小明一共花了？元
(A) 9x＋4y
(B) 3x＋2y
(C) 5x
(D) 5 y

參考答案

答案：A
難度：非常簡單1
書單：沒有書單，新增

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