1.
Which property of equality justifies the statement
if
x
– 2 = 9, then
x
= 11?
A.
Transitive Property of Equality
B.
Addition Property of Equality
C.
Multiplication Property of Equality
D.
Symmetric Property of Equality
Hint
2.
The starting point of a proof is the _____ of the conditional and the end is the _____ of the conditional.
A.
conclusion, hypothesis
B.
statement, reason
C.
hypothesis, conclusion
D.
conjecture, justification
Hint
3.
Name the property that justifies the statement:
''2(
x
- 4) = 2
x
- 8''.
A.
Symmetric Property
B.
Transitive Property (=)
C.
Distributive Property
D.
Reflexive Property (=)
Hint
4.
Name the property that justifies the statement.
''If 2
x
= 12, then
x
= 6''.
A.
Transitive Property (=)
B.
Division Property (=)
C.
Symmetric Property
D.
Multiplication Property (=)
Hint
5.
Which cannot be used as a reason in a proof?
A.
Definitions
B.
Algebra properties
C.
conjectures
D.
postulates
Hint