Linear Relationships

A dog walker earns $10 plus $3 per dog. What equation represents this model? 

• y=3x + 10

• y=10x + 3

• y=13x

• y=10x - 3

You plan to go snowboarding. The resort charges $15 an hour in addition to $25 to rent a board. Write an equation that represents the cost to go snowboarding for the day.

• y=15x-25

• 15x+25y=100

• 25x+y=15

• y=15x+25

Is the following equation proportional or non proportional:
y= 4x

• Proportional

• Non Proportional

Is the following equation proportional or non proportional:
y= 4x - 5

• Proportional

• Non Proportional

Is the following equation proportional or non proportional:
y= 5 + 3x

• Proportional

• Non Proportional

Is the following equation proportional or non proportional:
y= 12x

• Proportional

• Non Proportional

If the table is proportional, then what is the constant of proportionality?

• $15.50 per hour

• 15.5 hours per dollar

• $1.50 per hour

• 1.50 hours per dollar

At what rate did the rain fall?

• 2 cm per hour

• ¹/₄ cm per hour

• ¹/₂ cm per hour

• 4 cm per hour

Which ordered pair represents the origin on a graph?

• (1,1)

• (0,1)

• (0,0)

• (1,0)

Does the table above represent a proportional or non-proportional relationship?

• Proportional

• Non-Proportional