If 3^x*4^y = 1,594,323 and x – y = 13, then x = ?	Choose the correct choice.
A) 10 B) 11 C) 12 D) 13 E) 14
Since 1,594,323 is an odd number, it is not a multiple of 4.   This means that y must equal zero.   Since x - y = 13 and y = 0, then x = 13.   The answer is 13.
<result>D</result>
If 3^x*4^y = 1,594,323 and x – y = 13, then x = ?