1.	Solve 23 - x = 142.
		A.	x = 119	B.	x = -119
		C.	x = -165	D.	x = 165
		Hint
	2.	Solve 115 - b = 200.
		A.	85	B.
		C.	-85	D.
		Hint
	3.	Solve
		A.	w =	B.	w = -1
		C.	w =	D.	w =
		Hint
	4.	Fifteen minus a number is thirty-two. Find the number.
		A.	17	B.	-17
		C.	-47	D.	47
		Hint
	5.	A number minus seventeen is negative twelve. Find the number.
		A.	29	B.	-29
		C.	5	D.	-5
		Hint