Identifying Independent/Dependent Variables Math

What is the independent variable?

The number of students in a class, s, and the number of desks needed, d

• number of students in a class, s

• number of desks needed, d

• number of desks in a class, d

• number of students needed, s

What is the independent variable?

The number of gallons of paint needed, g, and the size of a room in square feet, s

• number of gallons of paint needed, g

• the size of the room in square feet, s

What is the dependent variable?

• number of students in a class, s

• number of desks needed, d

• number of desks in a class, d

• number of students needed, s

What is the independent variable?

The number of candles on a birthday cake, c, and that person's age, a

• number of candles on a birthday cake, c

• that person's age, a

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

• 2x

• x

• -4

• y

Which label best describes the independent quantities shown in the table?

• Number of tickets (t)

• Cost (c)

In the table, Bubbles is the ______________.

• independent variable

• dependent variable

Which is the dependent variable?

• x

• y

• -1/2

• 4

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

• y

• x

• -2

• 3x

The dependent variable is:

• x

• y