Identifying Parts of Expressions

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

How many terms are in the expression
3a + 2b + c + 100

• 3
• 4
• 5
• 6

Identify the constant in the expression
4y + 2 + x

• x
• y
• 4y
• 2

The number before a variable is the _____.

• term
• constant
• coefficient
• variable

A letter that represents a number is called a _____.

• variable
• coefficient
• constant
• term

Find the coefficient in the algebraic expression.

• x
• 4
• 5
• 9

What is the coefficient of x?
8 + 5x - y

• 8
• 0
• 5
• -5

What is the coefficient of x² ?
3x + 8x²

• 3
• 11
• -11
• 8