Review Like Terms

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

• 23
• 23v
• 9 + 14v
• 9v + 14

2x + 11 + 6x

• 8x+11
• 4x +11
• 4x
• 15x

3x + 2x + 6y + 3
Which are like terms?

• 6y and 3
• 2x and 3
• 3x and 3
• 3x and 2x

What are coefficients?

• The letters in an expression
• The numbers without a letter
• The same as constants
• The number before a letter 

What are the coefficients of the following expression?
3x + 4y + 6z + 3

• 3
• 3, 4, 6
• 4, 3
• 6, 4

What are the constants of this expression?
2x + 4y + 3 + 2x + 6

• 2x + 4y + 2x
• 4x + 4y + 9
• 3, 6
• 4y

Simplify by combining like terms:

2x + 1 + 7x

• 10x

• 10

• 9x + 1

• 9 + 1x

Are these like terms?

6b and -b

• Yes

• No

Are these like terms?

5m and 5m²

• Yes

• No

What is the simplified version of this expression?  $7\left(5x-1\right)$  

•  $35x+7$  

•  $35x-1$  

•  $35x-7$  

•  $-35x-7$