Add or Subtract Like Terms

Add or Subtract to Simplify:
(6b³ + 6 - b⁴) - (8b³ - 6b⁴ + 2)

• 4b⁴ - 2b³ + 7

• 5b⁴ - 2b³ + 4

• b⁴ - 2b³ + 7

• 5b⁴ - 2b³ + 7

Simplify the expression.
(4a³ - 8a - 4a²) + (7a³ - 7 - 6a)

• 11a³ - 4a² - 14a - 7 

• 5a³ - 4a² - 14a - 7 

• 5a³ - 4a² - 20a - 7 

• 5a³ - 9a² - 20a - 7

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

• 8a + 2b + 4

• 2a + 2b + 4

• 8ab

• 4ab + 4

Add or Subtract to Simplify:
 (5x + 2) + (4x + 5)

• 9x -7

• -9x-11

• 9x+7

• x+7

Add or Subtract to Simplify:
 (x² + 6x - 8) + (7 - 5x + 9x²)

• 10x² - x - 1 

• 10x² + x - 1 

• 8x² + 11x - 1 

• 10x² - 11x - 1 

Add or Subtract to Simplify:
 (x + 2x²) + (4x² + 7x)

• 6x² + 8x

• 8x² + 6x

• 2x² + 6x

• 2x² + 8x

Add the polynomials.
(3x³ + 3x² – 4x + 5) + (x³ – 2x² + x – 4)

• 4x³ + 1x² – 3x + 1

• 2x³ + 1x² - 5x + 9

• 6x³ + 1x - 1x² - 3

• 3x⁵ +1x - 1x⁵ - 3x

Which of the following are examples of like terms?

• 2 and 2x

• y³ and x³

• y and x

• -3x and 3x

Simplify the expression: 3x + 2x

• 5x

• x

• 6x

• 5

-6k + 7k=

• k

• -k

• 12k

• -12k