Properties in Equations

Which property justifies the second step?
          4x + 8 = 0
               - 8    - 8

• Subtraction Property of Equality
• Addition Property of Equality
• Identity Property of Addition
• Commutative Property of Addition

Tags

CCSS.HSA.REI.A.1

Which property justifies the second step?
          2 - 7 = 3x + 7 - 7
          2 - 7 = 3x + 0

• Addition Property of Equality
• Opposite Property of Mathematics
• Inverse Property of Addition
• Identity Property of Addition

Tags

CCSS.7.EE.A.1

Which property justifies the third step?
         2 - 7 = 3x + 7 - 7
          2 - 7 = 3x + 0
          2 - 7 = 3x

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

Tags

CCSS.7.EE.A.1

CCSS.7.EE.B.3

Which property justifies the fourth step?
          2 - 7 = 3x + 7 - 7
          2 - 7 = 3x + 0
          2 - 7 = 3x
            -5 = 3x

• Substitution Property of Equality
• Subtraction Property of Equality
• Minus Property of Subtraction
• Inverse Property of Addition

Tags

CCSS.7.EE.A.1

CCSS.7.EE.B.3

CCSS.7.EE.B.4

Which property justifies Step 1?

• Associative Property of Addition
• Commutative Property of Addition
• Distributive Property
• Addition Property of Equality

Tags

CCSS.7.EE.A.1

CCSS.7.EE.B.3

What property is used between Step 1 and Step 2?

• Subtraction Property of Equality
• Commutative Property of Addition
• Inverse Property of Addition
• Substitution Property of Equality

Tags

CCSS.7.EE.A.1

CCSS.7.EE.B.3

What property is used between Step 2 and Step 3?

• Addition Property of Equality
• Subtraction Property of Equality
• Identity Property of Addition
• Substitution Property of Equality

Tags

CCSS.7.EE.A.1

CCSS.7.EE.B.3

What property is used between Step 3 and Step 4?

• Identity Property of Addition
• Multiplicative Property of Zero
• Inverse Property of Addition
• Zero Pair Property

Tags

CCSS.7.EE.A.1

CCSS.7.EE.B.3

Which property says that you can add the same number to both sides of any equation?

• Addition Property of Equality
• Subtraction Property of Equality
• Multiplication Property of Equality
• Commutative Property of Equality

Which property justifies the work in Step 1?

• Inverse Property of Division
• Fractional Property of Simplification
• Division Property of Equality
• Identity Property of Multiplication

Tags

CCSS.7.EE.A.1

CCSS.7.EE.B.3

CCSS.7.NS.A.2