2 . If 4a^2 − 4b = 5 and then b =
(A) −2
(B) −1
(C) 0
(D) 1
(E) 2
3 . If then x + 4 =
(A)
(B) 1
(C)
(D) 2
(E) 3
4 . Which of the following ordered pairs is the solution to the equations
2 y − 4x = 4 and y + x + 1 = 0?
(A) (1, 1)
(B) (1, 0)
(C) (0, −1)
(D) (0, 1)