Unit 3 Test Review

Which property is being shown: 2 + (4 + 3) = (2 + 4) + 3

• Commutative

• Associative

• Distributive

• Identity

Tags

CCSS.3.OA.B.5

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.APR.D.7

CCSS.HSA.SSE.B.3

Simplify the following: -3.9a + 2.8 + 2.4a - 7.3

• -1.5a - 4.5

• 1.5a - 4.5

• 6.3 + 4.5

• -1.5a + 10.1

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

Find the perimeter of a triangle when the length of the sides are 1.8x - 7, 1.8x - 7, 3.4x - 3

• 7x + 17

• -10x

• 7x - 17

• 10x

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

CCSS.HSA.SSE.A.1

CCSS.HSA.SSE.B.3

Tags

CCSS.HSA.APR.A.1

Evaluate the following expression when a = -3

1.2a + 3.7 - 0.9a

• 4.6

• 3.4

• 4

• 2.8

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6

CCSS.6.NS.B.3

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.2

CCSS.HSA.REI.B.3

Peter ordered snacks at the fair. He bought 1 drink (d), 2 slices of pizza (p), and an ice cream cone (c).

Which algebraic expression could represent his purchase?

• 2d + p + c

• d + 2p + 2c

• d + 2p + c

• d + p + 2c

Tags

CCSS.HSA.CED.A.2

Peter ordered snacks at the fair. He bought 1 drink (d), 2 slices of pizza (p), and an ice cream cone (c).

His 3 friends are hungry and order exactly the same amount of food. Write an algebraic expression to represent Peter and his friends' purchases all together

• 4d + 2p + 4c

• 3(1d+ 2p + c)

• 3d + 6p + 3c

• 4(1d + 2p + c)

Tags

CCSS.6.EE.A.2

CCSS.6.EE.A.3

CCSS.6.EE.B.6