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