Slope as Rate of Change

Determine the slope and y-intercept from the following equation:   y = 3/2x + 3

• slope: 5   y-intercept:  (0,3) 

• slope: 3/2   y-intercept:  (0,3) 

• slope:  4  y-intercept:  (0,3/2)

• slope: 1/5   y-intercept:  (0,5) 

Find the slope of the line that passes through the points (2, 4) and (6, 12)

• 1/2

• -1/2

• 2

• -2

Find the slope of the line that passes through (10, -8) and (1, 12).

• 20/9

• -20/9

• 4/9

• 9/4

Find the slope between the two points below:
(-3, 10) and (1, 5)

• 4/5

• 5/4

• -4/5

• -5/4

In the equation y=mx+b, what does the m represent?

• slope

• y-intercept

• linear

• point-slope

What is the slope?

• -1/3

• -3

• -4

• 5

y=6x

• Proportional

• Nonproportional

Frank earned $552 dollars over the last 6 weeks. At week 0, he started off with only $30. What was his rate of earning?

• $87 per week

• $30 per week

• $92 per week 

• $138 per week

Which table shows a proportional relationship?

• A

• B

• C

• D

What is the rate of change for the following graph?

• 80

• 20

• 40

• 160