Unit 1 Ch. 5

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

• Reflexive

• Symmetric

• Transitive

• Substitution

What is Addition property of equality

• a.   If a=b, then a+c=b+c

• b.  If a=b, then a-c=b-c

• c.  If a=b, then ac=bc

• d.  If a=b, then a/c=b/c

Tags

CCSS.HSA.REI.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 Substitution property of equality

• a.  If a=b, then  a can be substituted for b in any equation or expression

• b.  a(b+c)=ab+ac

• c  For any real number a, a=a .

• d.  If a=b, then b=a

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

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

• Transitive Property         

• Symmetric Property

• Reflexive Property

• Substitution Property

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

• Transitive Property         

• Reflexive Property 

• Symmetric Property   

• Substitution Property

What is the Distributive property of equality

• a.  If a=b, then  a can be substituted for b in any equation or expression

• b.  a(b+c)=ab+ac

• c  For any real number a, a=a .

• d.  If a=b, then b=a

Tags

CCSS.6.EE.A.3

What is the Transitive property?

• If a=b, then  a can be substituted for b in any equation or expression

• a(b+c)=ab+ac

• If a=b, and b=c, then a=c

•  If a=b, then b=a