Dependent and Independent Variable Writing Equation

Look at the table below. Write an equation to match the pattern between m, minutes and bubbles blown, b.

• b = 12(m)

• b= m +12

• b = m ÷ 12

• none of these

Name the INDEPENDENT variable from the table below.

• words

• minutes

Name the DEPENDENT variable from the table below.

• minutes

• bubbles

Changes in the _________ variable causes changes in the _________ variable.

• independent; dependent

• dependent; independent

The y-value; it is the quantity that depends on the other.

• dependent variable

• independent variable

• rate

• ordered pair

The x-value (input): it is the quantity that does NOT depend on the other.

• dependent variable/quantity

• independent variable/quantity

• rate

• constant rate of change

Which equation matches the table?

• y = x + 5

• y = 5x

• y = x - 5

• x = y - 5

Which equation matches the table?

• y = x 

• y = 5x

• y = x - 4

• y = x + 4

What algebraic equation shows the relationship between the independent and dependent variables?

• y = ax

• y = x + 12

• y = -3x

• y = 

What is the algebraic equation for this table?

• y = 480x

• x = y/480

• x + 480 = y

• 480 - x = y