Problem : Which of the following ordered pairs are equivalent?
a) A = (, 3)
b) B = (3, 2)
c) C = (- , 3)
d) D = (2, 3)
e) E = (- 2, 3)
f) F = (,)

A = D = F
C = E

Problem : Solve for z: (2, 3) = (4z + 6, 3)

z = - 1

Problem : If (x, y) = (- 1, 5), what is the value of 5xy - x + y ?

-19

Problem : Which of the following ordered pairs are solutions to 3x + 2y = 12 ? {(2, 3),(3, 2),(0, 6),(0, 4),(- 2, 9),(1, 6),(4, 0)}

{(2, 3),(0, 6),(- 2, 9),(4, 0)}

Problem : Graph the following points:
a) (3, 3)
b) (- 2, 3)
c) (- 1, - 2)
d) (3, 0)
e) (0, 0)
f) (0, - 4)

Problem : Which letters correspond to the following points?:

a) (2, 0)
b) (- 1, 3)
c) (- 3, - 1)
d) (2, - 4)
e) (4, 3)
f) (0, 2)

a) A
b) D
c) G
d) H
e) C
f) B