Let a be a real number. One root of the equation
$$a x ^ { 2 } - 18 x + 18 = 0$$
is 2 times the other. Accordingly, what is a?
A) 2
B) 3
C) 4
D) 5
E) 6
Let a be a real number. One root of the equation

$$a x ^ { 2 } - 18 x + 18 = 0$$

is 2 times the other.\\
Accordingly, what is a?\\
A) 2\\
B) 3\\
C) 4\\
D) 5\\
E) 6