1.	Write an equation that relates the following ordered pairs.
		A.	y = x + 3	B.	y = x – 3
		C.	y = x – 5	D.	x = y – 3
		Hint
	2.	Three ordered pairs for f(n) = 2n - 1 are (-1, -3), (1, 1), and (2, 3). Graph the function.
		A.
		B.
		C.
		D.
		Hint
	3.	Find a rule for the relationship between the number of dots d and the stage number n.
		A.	n = 2d + 1	B.	d = 3n – 1
		C.	n = 3d – 1	D.	d = 2n + 1
		Hint
	4.	How many dots will it take to build Stage 33?
		A.	11	B.	59
		C.	67	D.	33
		Hint
	5.	Find a rule that fits the numbers in this table.
		A.	d = 2n + 3	B.	n = 3d – 2
		C.	n = 2d – 3	D.	d = 3n + 2
		Hint