Expression, Terms, Variable, Coefficient, Constant Term

Name the underlined part of the expression. 21 + g - 5h

• term

• variable

• constant

• coefficient

A number next to a variable means...

• add

• multiply

• subtract

• subtract

If there is not a number in front of a variable, it is understood to be ....

• 1

• 0

• -1

• 5

Select all that apply. An expression can contain ...

• coefficients

• variables

• an equal sign

• constants

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

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

• x

• y

• 4y

• 2

A number with no variable attached is called a  _____

• coefficient

• constant

• variable

• term

How many coefficients are in expression?

• 1

• 2

• 3

• 4