Write an equation of a line in slope intercept form using the table of values .

Question

 

4) Write an equation of a line in slope intercept form using the table of values below.

 

CD’s     Sold	Profit in        $
10	50
15	75
18	90
20	100
25	125

 

 

Work:     
Answer:     

 

 

5) Using your equation from problem 4, how many CDs must you sell to earn a minimum profit of $2000?   

Work:     
Answer:     

 

 

Answer 1

Profit = #CDs * 25

P = 25CD (slope-intercept form, but the intercept is 0)

2000 = 25CD

CD = 80