1.	Find the correct equation for the flowchart.
		A.
		B.
		C.
		D.
		Hint
	2.	Backtrack to find the input for the flowchart.
		A.	t = 3	B.	t = 1
		C.	t = 2	D.	t = 4
		Hint
	3.	Backtrack to find the input for the flowchart.
		A.	b = 3	B.	b = –3
		C.	b = 5	D.	b = –5
		Hint
	4.	Solve the equation by backtracking.
		A.	a = -1	B.	a = 10
		C.	a = –10	D.	a = 1
		Hint
	5.	Solve the equation by backtracking.
		A.	f = –28	B.	f = –24
		C.	f = –21	D.	f = 16
		Hint