What are the solutions for the following system of equations? –x2 + 3y = 20 and 3x2 + 6y = 60
A) (–2, 8) and (2, 8)
B)( –2, 8) and (0, 10)
C) (2, 8) and (0, 10)
D) (0, –10) and (0, 10)