Review

Is this function linear or nonlinear?

• Linear
• Nonlinear

Is the function linear or nonlinear?

• Linear
• Nonlinear

Fill in the missing number into the ratio table

• 5
• 15
• 25
• 12

Write an equation connecting the total cost, y and the number of days, x.

• y=18x

• y=18.50x

• y=22.50x

• y=22x

• 27
• 12
• 1.333
• 3.67

Is the following equation a proportional relationship?
y = -3x+4

• Yes, because there is a +4
• No, because there is a +4

Which statement best describes the relationship of x and y in the table?

• Proportional
• Not Proportional

Which graph is linear?

• Graph A
• Graph B
• Graph C
• Graph D

Which equations show a proportional relationship between x and y? Select ALL answers.

• y = x + 3

• 3x = y

• y = x - 6

• y = 6x

Does the equation show a proportional relationship?

• Yes
• No