Properties of Equality/Real Numbers

• addition property of equality

• multiplication property of equality

• associative property of addition

• commutative property of addition

Tags

CCSS.HSA.REI.A.1

(x + y) • 0 = 0

• Substitution Property

• Distributive Property

• Zero Property

• Inverse Property of Multiplication

What is a number that would be involved in EVERY equation involving multiplicative identity? 

• -1
• 0
• ¹/₂
• 1

What is a number that would be involved in EVERY equation involving additive identity?

• -1
• 0
• ¹/₂
• 1

Tags

CCSS.6.NS.C.5

What property of equality is shown below?

y + 12 = 30

y +12 - 12 = 30 -12

• addition property of equality

• subtraction property of equality

• multiplication property of equality

• division property of equality

Name the first property you will use to solve this equation:
3(x – 7) = 42

• Multiplication Property of Equality
• Commutative property
• Associative Property
• Distributive Property

Tags

CCSS.6.EE.A.3

CCSS.6.EE.B.7

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

CCSS.HSA.REI.C.5

From the 5th solution line, what property is used to obtain solution line 6?

• Multiplication Property of Equality

• Subtraction Property of Equality

• Division Property of Equality

• Addition Property of Equality

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.7

Which property justifies the work shown?

• Multiplication Property of Equality
• Subtraction Property of Equality
• Division Property of Equality
• Multiplicative Inverse Property

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.7

Which property justifies the work in solving this equation?

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