1.	Solve x + 4 = 7.
		A.	–3	B.	–11
		C.	11	D.	3
		Hint
	2.	Solve y + 4 = -1.
		A.	-5	B.	-3
		C.	5	D.	3
		Hint
	3.	Solve p + (-5) = 1.
		A.	6	B.	-6
		C.	-4	D.	4
		Hint
	4.	Solve –2 + d = –4.
		A.	2	B.	–2
		C.	6	D.	–6
		Hint
	5.	Decide which addition equation the model represents. Then solve the equation.
		A.	y + 2 = –7; y = –9
		B.	y – 7 = 2; y = –5
		C.	y + 2 = –7; y = –5
		D.	y – 7 = 2; y = 9
		Hint