1.	Name the property illustrated by the statement below. If 5n = 15, then 15 = 5n.
		A.	symmetric property of equality	B.	substitution property of equality
		C.	transitive property of equality	D.	reflexive property of equality
		Hint
	2.	Solve 18 + a = 36.
		A.	-18	B.	18
		C.	54	D.	-2
		Hint
	3.	Solve 7(2k + 4) - (3k + 1) = 49.
		A.	2	B.	1.8
		C.	4	D.	1
		Hint
	4.	The formula for the area of a trapezoid is Solve the formula for h.
		A.		B.
		C.		D.
		Hint
	5.	Name the property of equality illustrated by the following statement. If n – 3 = 5 + 4, then n – 3 = 9.
		A.	Transitive	B.	Symmetric
		C.	Substitution	D.	Reflexive
		Hint