Combining Like Terms

Simplify by combining like terms:

3x + 2x

• 5x

• x

• 6x

• 5

Simplify by combining like terms:

7v + 2 + 12 + 2v

• 23

• 23v

• 9 + 14v

• 9v + 14

What is/are the coefficient(s) of
 2x + 9 + 7x?

• 2, 9, 7
• 2, 7
• 2x, 7x
• 9

Identify a constant in the expression
3x + 2y + 7

• 3
• 2y
• 7
• 2

How many terms are in the expression
3x + 2y + z

• 5
• 2
• 4
• 3

Identify the variables in the expression
3x +  9

• x
• y
• 9
• 3x

A term can be made up of which of the following?

• a number
• a variable
• a coefficient with a variable
• all of the above

How is the number 9 best described in the expression
9m + 3n + 4

• coefficient
• variable
• constant
• term

2(c - 8)

• 2c - 16
• 2c + 16
• 2c - 8
• c - 16

3(2c - 5)

• 6c - 15
• 6c + 15
• 6c + 15
• -6c - 15