Mathematics > Standard Multiple Choice
Read the following SAT test question and then click on a button to select your answer.
If 
, which of the following expresses a in a terms of b?
(A) 
(B) 
(C) 
(D) 
(E) 
The correct answer is C
Explanation
Choice (C) is correct. Since 
, it follows that 
. Therefore, 
, from which it follows that 
.