If q and y are integers and (15^q + 15^(q+1))/4^y = 15^y what is the value of q?  Options
A) 2	B) 3	C) 4	D) 5	E) Cannot be determined
\frac{15^q( 1+ 15)}{4^y} = 15^y   (15^q . 4^2 ) / 4^y = 15^y. 4^0   15^q . 4^(2-y) = 15^y. 4^0   Equating the powers, q = y; 2-y = 0; So q = y = 2=2
<result>A</result>
If q and y are integers and (15^q + 15^(q+1))/4^y = 15^y what is the value of q?