Variable Variables

Front

What are variables in math?

Back

Letters

Front

A constant is . . .

Back

a number

Front

What are the variables in the following expression: 3 + 4z - 5x?

Back

z, x

Front

A variable represents what is ______________.

Back

unknown

Front

What is the variable in 3x - 5?

Back

x

Front

What does a variable allow us to do in math?

Back

Represent unknown values.

Front

What is an example of a variable?

Back

x, y, z

Front

What is the difference between a variable and a constant?

Back

A variable can change; a constant does not.

Front

In the expression 2a + 3b = 10, what are the variables?

Back

a, b

Front

What is the role of a variable in an equation?

Back

To represent an unknown quantity.