DI 7 3.1-3.2 review

Are 3x and 3 like terms?

• Yes
• No

Tags

CCSS.6.EE.A.2B

Identify the "like terms" in the expression: 
2x + 4y - 3x + y - x

• 2x and 4y and -3x
• 2x and -3x and x
  4y and y 
• they are all like terms
• there are no like terms

Tags

CCSS.6.EE.A.2B

-2x + 11 + 6x

• 8x+11
• 4x +11
• 4x
• 15x

Tags

CCSS.7.EE.A.1

Simplify 4x + 8 + 2x - 7.

• 6x + 15

• 6x - 1

• 6x + 1

• 2x + 1

Tags

CCSS.7.EE.A.1

Add (11x + 2) + (9x - 4)

• 20x - 6

• 20x - 2

• 2x - 6

• 2x -2

Are -c and 4c like terms?

• Yes
• No

Tags

CCSS.6.EE.A.2B

2r + 2 + 5r - 2 + r 

• 8r 
• 8r - 4 
• 12r 
• 7r + 4 + r 

Tags

CCSS.7.EE.A.1

2(4X-7)

• 8x-14
• 8x-7
• 6x+7
• 8x+14

Tags

CCSS.6.EE.A.3

Simplify the Expression:

3m - 15 + 2m - 4

• 5m - 19

• m + 19

• 5m - 15

• 24m

Tags

CCSS.7.EE.A.1

How many terms are in the following expression?
8n + 2 - 7x

• 1
• 2
• 3
• 4

Tags

CCSS.6.EE.A.2B