What are the solutions to the following system of equations? Select the correct answer below.

y = x2 − 4x + 3
2x + y = 6

a. (−1, 8) and (3, 0)
b. (−1, 3) and (8, 0)
c. (0, 8) and (3, −1)
d. (3, 8) and (−1, 0)