Constant or Variable

The graph has a constant rate of change.

• True

• False

The graph has a variable rate of change.

• True

• False

What are the variables in the following expression?

• 3, 4, 1 and 7

• z, x and y

• + and -

• 15

In this expression what is the variable? 
5 + y 

• q
• +
• 5
• y

Match the following vocabulary words to it's correct definition.

• Expression

• A combination of terms.

• Coefficient

• A placeholder, usually a letter, to represent an unknown number.

• Variable

• A number, a variable, or both.

• Constant

• The number in front of the variable.

• Term

• A number by itself with no variable attached.

Tags

6.13

a symbol for an unknown value; usually a letter (such as a, x, or y) is the symbol used

• constant

• variable

• coefficient

• term

Match the following

• To make an expression as small as possible by combining like terms

• Coefficient

• A letter that means an unknown number

• Like Terms

• Matching terms that can be combied

• Simplify

• The number multiplied by the variable

• Constant

• A term without a variable

• Variable

Match term to its deffinition

• Letter that represents an unknown value

• Term

• The # directly in front of the variable

• Constant

• The floating number

• Exponent

• Just a number

• Coefficient

• Anything separated by a + or -

• Variable

What is the variable in 3x - 5

• x

• 5

• 3

Which of the following answer choices is NOT an example of a variable?

• 8

• x

• u

• n