Combining Like Terms + Adding Polynomials

What are the like terms in the following expression?
4x² - 3x - 2x

• -3x, -2x
• 3x, 2x
• -3x, 2x
• 3x, -2x

Tags

CCSS.6.EE.A.2B

Select ALL expressions equivalent to 6x + 15

• 20x - 5x + 6

• 2x + 15 + 4x

• 9x + 3 + 6x + 3

• 15x + 8 - 9x + 7

• 21x

Tags

CCSS.MATH.CONTENT.7.EE.A.1

True or False: 100x and 100x² are like terms.

• True 

• False

Tags

CCSS.6.EE.A.4

Simplify:

2x + 3x + 5 + 2

• 2x + 3x + 7

• 6x + 10

• 5x + 7

• 12

Tags

CCSS.7.EE.A.1

Combine like terms to simplify:
 (5x + 2) + (4x + 5)

• 9x -7
• -9x-11
• 9x+7
• x+7

Tags

CCSS.7.EE.A.1

(x - 2) + (x² + 3)

• x²+x+1
• x³+5
• x³+1
• x³-1

Tags

CCSS.HSA.APR.A.1

3x - 9x + 2x²

Which of these are like terms in the expression above?

​ ​ ​ (a)   and​ (b)  

(use the same order as they appear in the expression)

• 3x
• -9x
• 9x
• 2x
• -3x
• 2x^2

Are 3x and 3 like terms?

• Yes
• No

Tags

CCSS.6.EE.A.2B

Find the sum. 
(3 - 2x + 2x²) + (4x - 5 + 3x²)

• 7x - 7x + 5x²
• 5x² + 2x - 2
• 5x²
• 5x² + 6x + 8

Tags

CCSS.HSA.APR.A.1

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

• - 4a² - 14a - 7 

• 5a³ - 4a² - 14a - 7 
• 8a³ - 4a² - 20a - 7 

• 9a² - 20a - 7

Tags

CCSS.HSA.APR.A.1