1.	Three ordered pairs for f(n) = 2n - 1 are (-1, -3), (1, 1), and (2, 3). Graph the function.
		A.
		B.
		C.
		D.
		Hint
	2.	Graph y = 3 -
		A.
		B.
		C.
		D.
		Hint
	3.	The graph of a linear function is _______.
		A.	a horizontal line only	B.	a straight line
		C.	None of these is correct	D.	a curved line
		Hint
	4.	Which equation passes through the points (-1, -1), (0, 1), and (1, 3)?
		A.	y = x+1	B.	y = -2x+1
		C.	y =+1	D.	y = 2x+1
		Hint
	5.	Which graph represents y = 2x + 3?
		A.
		B.
		C.
		D.
		Hint