SAT官方每日一题附答案和解析[数学](2020年1月10日)
日期:2020-01-10 11:08
(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.
y=x^2+9
y=6x
If (x,y) is a solution to the system of equations shown above, which of the following is the y-coordinate of the solution?
A.-18
B.-3
C.3
D.18
答案和解析
答案:D
解析:
Choice D is correct.