Which of the Following Constitutes a Simultaneous Solution to the Following

Multiple Choice

Which of the following constitutes a simultaneous solution to the following 2 equations?
(1) 3x1 + 2x2 = 6
(2) 6x1 + 3x2 = 12

A) (x1, x2) = (1, 1.5)
B) (x1, x2) = (0.5, 2)
C) (x1, x2) = (0, 3)
D) (x1, x2) = (2, 0)
E) (x1, x2) = (0, 0)