7.EE - Expressions Review

Factor the expression:

-8x + 24

• -8(x - 3)

• -4(x - 6)

• -2(4x - 12)

• 2(-4x + 12)

Simplify this expression:
 $5x-8+\frac{1}{3}\left(12x-9\right)$  

• 17x -17 + 1/3

• 9x - 11

• 105x - 75

• 9x + 11

 $\left(2x\ -6\right)-4\left(x+7\right)$  

Which procedure correctly simplifies this expression?

• Step 1:   2x - 4x - 6 + 7
  Step 2:  -2x + 1

• Step 1:  2x - 6 - 4x + 7
  Step 2:  -2x + 1

• Step 1:  2x - 6 - 4x + 28
  Step 2:  -2x + 22

• Step 1:  2x - 6 - 4x -28
  Step 2:  -2x - 34

Simplify the expression using the distributive property.

• 12x - 5

• 12x - 20

• 12x + 20

• 3x - 20

Simplify the expression using the distributive property.

• -2x +16

• -2x - 16

• x - 16

• -16x

Add these expressions
(3x+15) + (4x+13)

• 7x+ 28
• 35x
• x+2
• 7x - 2

Tags

CCSS.HSA.APR.A.1

(7a + 4) - (9a + 2)
^{(its subtraction not addition)}

• -2a + 6
• 16a + 6
• -2a + 2
• 2a + 2

Tags

CCSS.6.EE.A.2

CCSS.6.EE.A.3

CCSS.6.EE.A.4

(10x + 2) - (8x - 4)

• 2x - 2
• 2x + 6
• 18x + 6
• 18x - 2

Tags

CCSS.6.EE.A.2

CCSS.6.EE.A.3

CCSS.6.EE.A.4

5(x-4) + (2x-7)

• 3x - 28
• 5x + 2x -27
• 7x² + 11
• 7x -27

Tags

CCSS.6.EE.A.3

Find the perimeter of the triangle below: 

• (4x + 3) ft
• (6x + 5) ft
• (5x - 3) ft
• (6x + 3) ft

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6