Tuesday Slides

Match the following

• b

• slope intercept form

• m

• y - intercept

• 
• negative slope

• rate of change

• y = mx + b

• slope formula

Find the rate of change of the given table.

(Remember x is time.)

• m = 3

• m = -9

• m = 9

• m = -3

Which of these best represents the rate of change of the temperature with respect to altitude?

• m = -6.5

• m = -3.5

• m = -0.29

• m = -0.15

Determine the rate of change of each of the following linear equations and match appropriately.

• m = -1

• 1. 16x − 20y = 15

• m = 0.8

• y = 3(4x − 9)

• m = -3.5

• 1. y = −6x + 2

• m = 12

• 1. y − 5 = −(x + 1)

• m = -6

• 1. 7x + 2y = 6

What is the rate of change of the height off the ground with respect to the number of steps Remi built?

What letter is slope ?

Julius works for a moving company and is packing boxes. The table shows how many items Julius has packed in boxes after different amounts of time.

How many items does Julius pack per minute ?

​ Julius packs ​ (a)   items per​ (b)  

• 4
• minute
• -4
• second
• hour
• 2

What are the two points ( x , y ) and find the rate of change for the given graph.

• Points: (0,4) (5,-5)

  m = 25

• Points: ( 0,5) (4,-5)

  m = .4

• Points: ( 5,0) (-5,4)

  m = -.4

• Points: (5,0) (5,-5)

  m = -25

Find the rate of change of the given graph.

What letter is rate of change ?

What is the rate of change of the table ?

• m = -1.7

• m = 1.7

• m = 17

• m = -17

Chris is filling up balloons, it takes him 5 minutes to fill up one balloon. It takes 10 minutes to fill up 22 balloons.

How many balloons does Chris fill up per minute ?

Chris fills up ​ (a)   balloons per​ (b)  

• 4.2
• minute
• -4.2
• second
• hour