1.	Solve 7 + (-16) = x.
		A.	23	B.	9
		C.	-9	D.	-23
		Hint
	2.	Evaluate 15 + x if x = -27.
		A.	-12	B.	32
		C.	12	D.	-32
		Hint
	3.	Simplify 16 + y + (-20).
		A.	4 + y	B.	y + (-4)
		C.	y - 36	D.	4 + (-y)
		Hint
	4.	Simplify z + (-5) + 18.
		A.	z + 13	B.	z + 23
		C.	z + (-23)	D.	z + (-13)
		Hint
	5.	Tiger Woods won the 2003 Bay Hill Invitational by shooting -2, -7, -6, and -4. What was his total score after the four rounds?
		A.	1	B.	19
		C.	-1	D.	-19
		Hint