2015年9月28日SAT官方每日一題

2015/09/28 來源:SAT 每日一題 瀏覽次數:4 收藏
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  標題範例:Mathematics > Standard Multiple Choice

  Read the following SAT test question and then click on a button to select your answer.

  If 5x-3=2a , then 5x-3 / 2 =

  (A) a/4

  (B) a/2

  (C) a

  (D) 2a

  (E) 4a

  謎底: C

  【剖析】You are given that 5x-3=2a . Dividing both sides of the equation by 2 gives 5x-3 / 2=a . Thus, the answer is a .