Algebra Proofs

Identify the property of equality.
If 9=x, then x=9

• Reflexive
• Symmetric
• Transitive
• Substitution

Tags

CCSS.7.EE.A.1

Identify the property used here:
39=39

• Reflexive
• Symmetric
• Transitive
• Substitution

Tags

CCSS.7.EE.A.1

What is always the 1st statement in reason column of a proof?

• Prove
• Given
• Reason
• Statement

What is the justification?

• Vertical Angles Theorem

• Transitive Property of Equality

• Compliment Theorem

• Reflexive Property of Congruence

Tags

CCSS.HSG.SRT.B.5

What is the justification?

• Segment Addition Postulate

• Definition of Midpoint

• Addition Property of Equality

• Complement Theorem

What is the justification?

• Definition of Supplementary Angles

• Vertical Angles Theorem

• Definition of an Angle Bisector

• Angle Addition Postulate

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.CO.C.9

What is the justification?

• Transitive Property of Equality

• Subtraction Property of Equality

• Division Property of Equality

• Substitution Property of Equality

Tags

CCSS.7.EE.A.1

What is the justification?

• Angle Addition Postulate

• Angle Bisector Definition

• Addition Property of Equality

• Supplement Theorem

Tags

CCSS.4.MD.C.7

Identify the property of equality used & the solution.

• addition: 13
• addition: 3
• subtraction: 19
• subtraction: 13

Tags

CCSS.HSA.REI.A.1

3(w + 4) = 3w + 12 is an example of...

• Inverse Property
• Distributive Property
• Multiplicative Inverse
• Associative Property

Tags

CCSS.6.EE.A.3