Slope Constant Rate Linear Equations

Calculate the rate of change.

• 6

• 1/6

• -6

• -1/6

Is function represented by the table linear or nonlinear?

• linear

• nonlinear

What is the slope of the equation Y = 3x +5

• 3

• 5

• 9

• 2

Find the slope

• 4/5

• 5/4

• -5/4

• -4/5

Find the slope of the line that passes through the points

(2, 4) and (6, 12)

• 1/2

• -1/2

• 2

• -2

Does this graph show a proportional relationship?

• Yes

• No

Which statement cannot be true of the graph of a proportional relationship?

• It is not linear (straight)

• It is linear

• It includes the origin

• It shows a constant rate of change

Which shows a proportional relationship?

• y = 1/2x - 1/2

• y = 1/2x

• y = 2x - 2

• y = 2x + 2

These two lines are graphs of nonproportional relationships. What makes them nonproportional?

• They are not straight

• They are not linear

• They do not go through the origin

• They do not show a constant rate of change

What is the y-intercept of the equation y=3x + 5?

• 5

• 2

• 3

• 7