1.	The set of whole numbers and their opposites are known as ______.
		A.	absolute values	B.	integers
		C.	negative numbers	D.	positive numbers
		Hint
	2.	How can you represent writing a check for $10 as an integer?
		A.	-10	B.	|+10|
		C.	+10	D.	|-10|
		Hint
	3.	Evaluate the expression |a| - 7 if a = -23.
		A.	16	B.	30
		C.	-30	D.	-16
		Hint
	4.	Evaluate the expression 2|x| - 3|y| if x = -8 and y = -5.
		A.	1	B.	31
		C.	-31	D.	-1
		Hint
	5.	Arrange the integers {-5, -8, 1, -13, 7, 0, 12} from least to greatest.
		A.	{-13, -8, -5, 0, 1, 7, 12}
		B.	{0, 1, -5, 7, -8, 12, -13}
		C.	{-13, 12, -8, 7, -5, 1, 0}
		D.	{12, 7, 1, 0, -5, -8, -13}
		Hint