Identify a possible first step using the elimination method to solve the system and then find the solution to the system.

3x + 2y = 24
6x + 2y = 30

A) Multiply second equation by 2, solution (2, 9).
B) Multiply first equation by -2, solution (2, 9).
C) Multiply second equation by 2, solution (2, -9).
D) Multiply first equation by -2, solution (2, -9).