Properties of Equality

Which property of real numbers justifies the work shown from Step 1 to Step 2?

• Distributive Property
• Commutative Property
• Identity Property
• Associative Property

Tags

CCSS.HSA.REI.A.1

If y/4 = 5, then y = 20

• Multiplication Property of Equality
• Division Property of Equality
• Addition Property of Equality
• Subtraction Property of Equality

Tags

CCSS.HSA.REI.A.1

Which property justifies the work in solving this equation?

• Addition Property of Equality
• Additive Inverse Property
• Identity Property of Addition
• Subtraction Property of Equality

Tags

CCSS.HSA.REI.A.1

What is reason 2?

• Addition Property of Equality
• Subtraction Property of Equality
• Multiplication Property of Equality
• Division 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

What is the Symmetric property?

• If a=b, then  a can be substituted for b in any equation or expression
• a(b+c)=ab+ac
•  For any real number a, a=a .
•  If a=b, then b=a

Tags

CCSS.7.EE.A.1

What is the Reflexive property?

• If a=b, then  a can be substituted for b in any equation or expression
• a(b+c)=ab+ac
• For any real number a, a=a .
•  If a=b, then b=a

Tags

CCSS.7.EE.A.1

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

Tags

CCSS.7.EE.A.1

Identify the property used here:
39=39

• Reflexive
• Symmetric
• Transitive
• Substitution

Tags

CCSS.3.OA.B.5

Identify the property used here:
If 31 = 2x - 5, then 2x - 5 = 31

• Reflexive
• Symmetric
• Transitive
• Substitution

Tags

CCSS.HSG.SRT.B.5