1.	Write an algebraic expression to represent ''the sum of 6 and three times a number squared.''
		A.	6(3x)2	B.	6 + 3x
		C.	6(3x)	D.	6 + 3x2
		Hint
	2.	Name the property illustrated by the statement below. If 5n = 15, then 15 = 5n.
		A.	reflexive property of equality	B.	substitution property of equality
		C.	symmetric property of equality	D.	transitive property of equality
		Hint
	3.	Solve 18 + a = 36.
		A.	-18	B.	-2
		C.	54	D.	18
		Hint
	4.	Solve 7(2k + 4) - (3k + 1) = 49.
		A.	1	B.	2
		C.	4	D.	1.8
		Hint
	5.	The formula for the area of a trapezoid is Solve the formula for h.
		A.		B.
		C.		D.
		Hint