Justifying steps to solving equations

Name the property you will first use to solve this equation:
4x – 5 = 17

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

Tags

CCSS.HSA.REI.A.1

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.HSA.REI.A.1

Identify the property you would use to solve this equation:
4x = 72

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

Tags

CCSS.HSA.REI.A.1

(9 + 4 ) + 5 = 9 + (4 + 5)

• commutative
• identity
• associative

Tags

CCSS.1.OA.B.3

4 + 7 = 7 + 4

• commutative
• identity
• associative

Tags

CCSS.1.OA.B.3

Which equation shows the Commutative Property of Multiplication?

• 7 x 3 = 7 + 7 + 7

• 6 x 4 - 2 x 4 = (6 - 2) x 7

• 9 x 5 = 5 x 9

• 3 x 1 =3

Tags

CCSS.3.OA.B.5

Which property justifies the work in this solution?

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

Tags

CCSS.6.EE.A.3

Given 2(4x +8) + 3x = 12

Step 1. 8x + 16 + 3x = 12

Step 2. 8x + 3x + 16 = 12

Step 3. 11x + 16 = 12

Step 4. -16 -16

Step 5. 11x = -4

Step 6. /11 /11

Step 7. x = -4/11

Which property justifies between step 2 and step 3?

• Subtraction Property of Equality

• Addition Property of Equality

• Combine Like Terms

• Multiplication Property of Equality

Tags

CCSS.HSA.REI.A.1

Identify the property you would use to solve this equation:
4x = 72

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

Tags

CCSS.HSA.REI.A.1

Name the property you will first use to solve this equation:
4x – 5 = 17

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

Tags

CCSS.HSA.REI.A.1