Open Up Unit 3 Linear Relationships

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

Which equation matches the table?

• y =4 x + 7

• y = 1/4x +11

• y = 4x -11

• y = 11x + 4

Find the constant rate of change.

• 1/2

• -1/2

• 2

• -2

What can you use to represent linear relationships?

• verbal descriptions

• equations

• graphs

• tables

• all of the above

Which equation matches the graph?

• y = 1/3x + 3

• y = 3x

• y = x +3

• y = 3x + 3

Does this graph show a proportional relationship?

• Yes, because it is linear

• Yes, because it is linear and goes through the origin.

• No, because it is not linear

• No, because it does not go through the origin.

Sally will earn $30 for every 5 hours that she babysits. Which of the following equations can be used to represent the proportional relationship?

• y = 1/6x +30

• y = 6x

• y = 5x + 6

• y = 6x +5