ALGEBRA DIAGNOSTIC TEST

Which property is illustrated by the following statement? (a – b) + (b – a) = 0

• Associative Property of Addition

• Commutative Property of Addition

• Additive Identity

• Additive Inverse

The value of 6b when b = –2 is _____.

• 4

• -12

• -3

• 2

The value of 3a – d when a = –2 and d = 3 is _____.

A mathematical expression containing numbers, variables, and operational symbols is a(n)

Which property is illustrated by the following statement? If r = s, then r + t = s + t.

• Addition Property of Equality

• Commutative Property of Addition

• Distributive Property

A mathematical expression containing numbers, variables, and operational symbols is a(n)

• numerical expression

• algebraic expression

• term

• factor

If x + (–6) = 7, then x =

Solve.

 $\frac{s}{-5}=9$  

Solve.

3 + 5t + 2 = 50

Numbers that can be expressed as a fraction of integers are called __________.