1.	Use mental math to solve
		A.		B.
		C.		D.
		Hint
	2.	Which answer shows all the possible subsets of {3, 7}?
		A.		B.	{3,7}, {3}, {7},
		C.	{3}, {7},	D.	{3,7},
		Hint
	3.	Which value is a solution to
		A.	-15	B.	11
		C.	17	D.	-11
		Hint
	4.	What value is a solution to the equation
		A.	-12	B.	-8
		C.	12	D.	8
		Hint
	5.	Use mental math to solve
		A.	-12	B.	-20
		C.	-4	D.	4
		Hint