Assignment:

A local Best buy store reported that it sold 561 iphone 6 pluses on the day that they became available. Five days later, the sales were down to 196 iphone 6 pluses. Assume that the relationship between number of days since the phone became available and number sold is linear and let x= the number of days since the phone became available and y= number of phones sold at this Best Buy store.

Requirement:

Question 1: Write two ordered pairs to represent the sales on the days described.

Question 2: Find the slope of the line through those ordered pairs

Question 3: Write an equation in point-slope form of the line.

Question 4: Convert the equation to slope-intercept form.

Question 5: Explain in one or two sentences what the slope means in the context of this problem.