SAT官方每日一题附答案和解析[数学](2018年1月30日)
日期:2018-01-30 09:49
(单词翻译:单击)
每日一题
Mathematics>Standard Multiple Choice
Read the following SAT test question and then click on a button to select your answer.
Which of the following equations represents a line in the xy-plane with x-intercept at (-15,0) and y-intercept at (0,-9)?
A. x/15+y/9=1
B. -x/15-y/9=1
C. x/9-y/15=1
D. -x/9+y/15=1
答案和解析
答案:B
解析:
Choice B is correct.