Question

Gina has borrowed 100 songs from her friend. She plans to download an equal number of songs on her music player each week for 5 weeks. The graph shows the number of songs left to download, y, for a certain number of weeks, x:

A graph titled Song Downloading shows Number of Weeks on x-axis and Number of Songs Left to Download on y-axis. The x-axis scale is shown from 0 to 5 at increments of 1, and the y-axis scale is shown from 0 to 140 at increments of 20. A straight line joins the ordered pairs 0, 100 and 1, 80 and 2, 60 and 3, 40 and 4, 20 and 5, 0.

Part A: What is the rate of change a

Answer 1

slope form is y2-y1/x2-x1

Answer 2

got it ?

Answer 3

No I dont quite understand I can attach the graph

Answer 4

@rebeccaxhawaii please help

Answer 5

ok pick two points

Answer 6

(2,60)

Answer 7

two

Answer 8

pick one more

Answer 9

(1,80)

Answer 10

okay