Algebraic Proofs

For any numbers a, b, and c, if a = b and b = c, then a = c.

• Transitive Property         
• Symmetric Property
• Reflexive Property
• Substitution Property

Tags

CCSS.7.EE.A.1

Identify the property used here:
39=39

• Reflexive
• Symmetric
• Transitive
• Substitution

Tags

CCSS.7.EE.A.1

Identify the property of equality.

If y=9 and x=y, then x=9

• Reflexive

• Symmetric

• Transitive

• Substitution

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

• Prove
• Given
• Reason
• Statement

Step 1 is what

• addition property of equality
• given
• subtraction property of equality
• prove

Tags

CCSS.HSA.REI.A.1

Step 2 is what

• Substitution property (simplify)
• Multiplication property of equality
• Division property of equality
• Distributive Property

Tags

CCSS.HSA.REI.A.1

What is step 4

• Substitution property (simplify)
• Addition property of equality
• Subtraction property of equality

Tags

CCSS.HSA.REI.A.1

What is step 6

• Subtraction property of equality
• Addition property of equality
• Division property of equality

Tags

CCSS.HSA.REI.A.1

Simplify the expression with the distributive property
6(x + 3)

• 6x + 3
• 6x + 18
• x + 3
• 9x

Tags

CCSS.6.EE.A.3

Identify the property used here:

AB=AB

• Reflexive

• Symmetric

• Transitive

• Substitution