1.	Write an algebraic expression to represent ''the sum of 6 and three times a number squared.''
		A.	6(3x)	B.	6 + 3x2
		C.	6(3x)2	D.	6 + 3x
		Hint
	2.	Solve
		A.	–1	B.	–25
		C.	12	D.	–12
		Hint
	3.	Solve
		A.		B.
		C.		D.
		Hint
	4.	Solve 3.6 = 2.5 + x.
		A.	9	B.	1.4
		C.	1.1	D.	6.1
		Hint
	5.	Solve 3x = –42.
		A.	–39	B.	–45
		C.	14	D.	–14
		Hint