已知水彩筆2枝x元，毛筆1枝y元，購物袋1個2元。今日美美買了6枝水彩筆、5枝毛筆、1個購物袋，則美美需付多少元？(A)6x+5y+2 (B)6x+5y+1 (C)3x+5y+2 (D)3x+5

問題詳情

2. 已知水彩筆2枝x元，毛筆1枝y元，購物袋1個2元。今日美美買了6枝水彩筆、5枝毛筆、1個購物袋，則美美需付多少元？
(A)6x+5y+2
(B)6x+5y+1
(C)3x+5y+2
(D)3x+5y+1

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