1.	Solve the system of equations. x - y + 6 = 0 x2 + y2 = 16
		A.	(1, 7),	B.	(-2, 4)
		C.	(4, 0)	D.	no solution
		Hint
	2.	Solve the system of equations. x2 + y2 = 4
		A.		B.
		C.		D.	no solution
		Hint
	3.	Which graph shows the solution of the system of inequalities?
		A.		B.
		C.		D.
		Hint
	4.	Solve the system .
		A.		B.
		C.		D.
		Hint
	5.	Solve the system
		A.		B.
		C.		D.
		Hint