Solving Equations and Justifying Steps

• Distributive Property

• Addition Property of Equality

• Subtraction Property of EQualoity

• Multiplication Property of Equality

• Division Property of Equality

Tags

CCSS.HSA.REI.A.1

Which property justifies the work shown?

• Distributive Property

• Addition Property of Equality

• Subtraction Property of Equality

• Multiplication Property of Equality

• Division Property of Equality

Tags

CCSS.HSA.REI.A.1

Which property justifies the work shown?

• Distributive Property

• Addition Property of Equality

• Subtraction Property of Equality

• Multiplication Property of Equality

• Division Property of Equality

Tags

CCSS.HSA.REI.A.1

Which property justifies the work shown?

• Distributive Property

• Addition Property of Equality

• Subtraction Property of Equality

• Multiplication Property of Equality

• Division Property of Equality

Tags

CCSS.HSA.REI.A.1

• One Soluton

• No Solution

• Infiniite Solutions

Tags

CCSS.8.EE.C.7A

• One Solution

• No Solution

• Infinite Solutions

Tags

CCSS.8.EE.C.7A

• One Solution

• No Solution

• Infinite Solutions

Tags

CCSS.8.EE.C.7A

• One Solution

• No Solution

• Infinite Solutons

Tags

CCSS.8.EE.C.7A

Sarah incorrectly solved the equation -6(7n+7)=-294 as shown.

Step 1:      -6(7n + 7) = -294
Step 2:       -42n - 42 = -294
Step 3:               -42n = -336
Step 4:                n = 8
Between which two steps did Sarah make a mistake?

• Step 1 and Step 2

• Step 2 and Step 3

• Step 3 and Step 4

Tags

CCSS.HSA.REI.A.1

• Step 1 and Step 2

• Step 2 and Step 3

• Step 3 and Step 4

• Step 4 and Step 5

Tags

CCSS.HSA.REI.A.1