1.	Simplify |-13| - |5|.
		A.	-18	B.	-8
		C.	8	D.	18
		Hint
	2.	Find the sum 17 + |-8|.
		A.	25	B.	-25
		C.	-9	D.	9
		Hint
	3.	The four regions of a coordinate system are called ______.
		A.	axes	B.	graphs
		C.	quadrants	D.	coordinates
		Hint
	4.	The ordered pair (1, 4) is in which quadrant?
		A.	I	B.	II
		C.	III	D.	IV
		Hint
	5.	Find the sum (-4) + 6.
		A.	2	B.	-2
		C.	-10	D.	10
		Hint
	6.	Solve d = (-3)(-12).
		A.	4	B.	-4
		C.	-36	D.	36
		Hint
	7.	Find the product of -2, 6, and (-12).
		A.	144	B.	-72
		C.	72	D.	-144
		Hint
	8.	Find the sum of 17 and –15.
		A.	32	B.	-32
		C.	2	D.	-2
		Hint
	9.	Evaluate r – s – t if r = -5, s = -10, and t = -15.
		A.	-10	B.	0
		C.	-30	D.	20
		Hint
	10.	A submarine started at a depth of 150 feet below sea level and descended 355 feet. What is the new depth of the submarine?
		A.	0 feet	B.	205 feet
		C.	505 feet	D.	370 feet
		Hint
	11.	Divide
		A.	5	B.	52
		C.	-5	D.	-52
		Hint
	12.	Evaluate xy ÷ 2 if x = -10 and y = -8.
		A.	9	B.	-9
		C.	40	D.	-40
		Hint