Combining Like Terms

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Simplify by combining like terms:
5a + 2b - 3a + 4

• 8a + 2b + 4
• 2a + 2b + 4
• 8ab
• 4ab + 4

Tags

CCSS.7.EE.A.1

Which of these are like terms in the following expression:
3x + 7 - 9x + 24y + 2x²

• 7, 24y
• 3x, 9x
• 3x, -9x
• 3x, -9x, 2x²

Tags

CCSS.6.EE.A.2B

Combine like terms
3x + 2x + 3y - 7y

• 5x + 10y
• 5x + 4y
• 5x - 4y
• 5x -10y

Tags

CCSS.7.EE.A.1

Solve the equation, if possible.
  $2a-6\left(a-4\right)=\ -4$  

• 7

• identity

• 0

• -5

Tags

CCSS.8.EE.C.7A

Solve the equation, if possible.
  $2x-14=-3x+6$  

• 20

• no solution

• identity

• 4

Tags

CCSS.8.EE.C.7A

Solve the equation, if possible.
  $6m+5-3m=7\left(m-1\right)$  

• 3

• no solution

• identity

• 5

Tags

CCSS.8.EE.C.7A

Solve the equation, if possible.
  $13k+3\left(k+11\right)=8k-7$  

• 5

• no solution

• identity

• -5

Tags

CCSS.8.EE.C.7A

Find the perimeter of the rectangle.

• 3x² + 6x
• 4x + 6
• 8x + 12
• 6x + 12

Tags

CCSS.HSA.APR.A.1

Find the perimeter of the rectangle.

• 20x - 4 
• 10x - 2 
• 9x² - 2x 
• 18x - 4 

Tags

CCSS.HSA.APR.A.1