Equation Pratice

What is the rule?

• Multiply by 2
• Multiply by 3
• Add 3
• Add 4

What is the INDEPENDENT variable?

• distance
• 25
• time
• there isn't one

What is the DEPENDENT variable?

• total cost
• weight
• 0.3
• there isn't one

On a graph, which axis shows the INDEPENDENT variable?

• x-axis
• y-axis
• neither
• it changes

On a graph, which axis shows the DEPENDENT variable?

• x-axis
• y-axis
• neither
• it changes

Which statement is true?

• the independent variable is distance
• the independent variable is d=25 t
• the dependent variable is time
• the dependent variable is distance

What is the algebraic equation for this table?

• y = 480x
• x = y/480
• x + 480 = y
• 480 - x = y

What is the algebraic equation for this table?

• y = x + 3
• y = 3x
• y = x ÷ 3
• y = x - 3

Write an equation that represents the relationship between the variables in the table.

• d=10t

• t=10d

• t=10-d

• d=t+10

Nancy can type 50 words per minute. Look at the table below to write an equation that matches the data.

• m=50 + w
• w= 50m
• w= 50 + m
• m= 50 - w