Independent Variable Dependent Variable Constants

• y

• x

• =

• 12

• c

• =

• p

• 9

• R

• =

• 0.50

• m

Suzanne is staring to babysit to earn extra money. She is charging $15 for each hour that she babysits. What represents the independent variable in this situation?

• The total amount charged for babysitting.

• The rate she is paid per hour.

• The number of hours she babysits.

• The number of children she babysits.

What is the dependent variable in the equation y = 3x - 2?

• y

• x

• -2

• 3x

Elizabeth hired a cleaning service to clean her house. To find C, the total cost of cleaning her house, she used the following equation.

C = 7.5x + 25

What is the dependent variable for the equation?

• 7.25

• 25

• C

• x

Which is the dependent variable?

• x

• y

• -1/2

• 4

Elizabeth hired a cleaning service to clean her house. To find C, the total cost of cleaning her house, she used the following equation.

C = 7.5x + 25

What is the dependent variable for the equation?

• 7.25

• 25

• C

• x

In the equation y = 2x - 4, what is the dependent variable?

• 2x

• x

• -4

• y

Which is the dependent variable?

• x

• y

• -1/2

• 4