3.2 Quiz Review

(3x + 5) + (2x + 1) 

• 5x + 5
• 5x + 6
• x + 4
• 6x + 5

Tags

CCSS.7.EE.A.1

(-m + 3) + (7m – 1)

• -8m + 2
• 6m + 2
• -8m + 4
• -6m + 2

Tags

CCSS.7.EE.A.1

Write a linear expression for the perimeter of the figure. Then find the perimeter of the figure if x = 3.

• 6x − 8; 10 yd
• 10x − 6; 24 yd
• 16x − 8; 40 yd
• 14x − 8; 34 yd

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Simplify the expression: -5(x + 4)

• 5x + 4
• -5x + 4
• -5x - 20
• -5x + 20

Tags

CCSS.6.EE.A.3

(7a + 4) - (9a + 2)

• -2a + 6
• 2a + 6
• -2a + 2
• 2a + 2

Tags

CCSS.HSA.APR.A.1

(3x - 4) - (7x - 2)

• -4x - 2
• -4x + 2
• 4x - 6

Tags

CCSS.HSA.APR.A.1

Find the difference: 
(x - 3) - 2(0.5x - 2) 

• -1
• 2x - 1 
• 2x + 1
• 1

Tags

CCSS.6.EE.A.3

Find the difference:
(2x + 7) - 3(5x - 4)

• -13x - 5
• 17x + 5
• 17x + 5
• -13x + 19

Tags

CCSS.7.EE.A.1

Find the sum:
1/2 (4x + 4) + (2x + 8)

• -4x + 10 
• 4x + 10
• 6x + 12
• -6x + 12

Tags

CCSS.7.EE.A.1

Part A: Write an expression that represents the number of fireflies you and your friend caught together.

Part B: The competition ends after 5 minutes. Who has more fireflies?

• A. 7m + 19

  B. You have more fireflies

• A. m + 7

  B. You have more fireflies

• A. 7m + 19

  B. Your friend has more fireflies

• A. -m + 7

  B. You have more fireflies