若，且 16x＋2y－z＝30，則 z＝？ (A)9 (B)12 (C))21 (D)180。

問題詳情

22.若

，且 16x＋2y－z＝30，則 z＝？
(A)9
(B)12
(C))21
(D)180。

參考答案

答案：D
難度：簡單0.896
統計：A(3),B(8),C(2),D(112),E(0)

內容推薦

15 Jeremy Lin’s success has _______me to go after my dream, which is to become a Broadway singer.(A)
【題組】42 According to the passage, what can people do to reduce the use of pesticides?(A)By growing le
24 Across the world traditions differ, but many practices are similar ______.(A)to no avail (B)on ea
圖示之定線制符號，代表何種航道名詞？ (A) 一般航行界線(B) 限制區域界線(C) 建議航道線(D) 分道線
請依下文回答第 32 題至第 35 題：The lives of both local and international health care workers, as well as the li
14 Though women _______ men in the workforce, the gender gap at the top is still wide.(A)encounter (
【題組】41 According to the passage, what is the major cause for the disappearance of many bees?(A)paras
23 The story of Snow White is ______, so I don’t need to repeat it.(A)wide (B)well-known (C)angry (D
【題組】50 Which of the following fields might not be interested in studying Genie’s case?(A)neurology (
13 There is no shortage of challenging destinations for drivers in China, but Tibet is widely regard

內容推薦