每日一题

Mathematics>Standard Multiple Choice

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

4(x-2)+x=ax-8

If the equation has exactly one solution, which of the following could be the value of a?

I.3
II.5

A.None
B.I
C.II
D.I and II

答案和解析

答案：B

解析：

Choice B is correct.