Friday Review Like Terms and Vocabulary

Simplify and combine like terms:  -6k +7k

• K
• -K

• 13K
• -13K

-4W-10W

• 6W
• -6W
• -14W
• 14W

Like terms have the same _____ and the same _____.

• variables and numbers
• signs and numbers
• variables and exponents
• variables and signs

A constant term has ______.

• no exponents
• no variables
• no numbers
• no letters

A coefficient is __________.

• the variable
• a constant
• an exponent
• the number that comes before the variable

Simplify the expression: 7v + 2 + 12 + 2v

• 23
• 23v
• 9 + 14v
• 9v + 14

Which of these are like terms in the following expression:

3x + 9x + 2x²

• 7, 24y

• 3x, 9x

• 3x, -9x

• 3x, -9x, 2x²

What are the like terms in the following expression?

5a + 2b + 3a

• 5a, -3a

• 5a, 3a

• 5a, 2b

• 5a, 4

What are the like terms in the following expression? 
2x + 1 + 7x 

• 2x, 7x
• 2x, 1
• 2x, -7x
• 7x, 1

True or False:
y and 14 are like terms.

• True 
• False