What is the reason for the second statement in the proof

Suppose a store sells an average of 80 cases of soda per day. assume that each case contains 24 cans of soda and that the store is open 10 hours per day. find the average number of soda that the store sells per hour.

The graph of y=x3 is transformed as shown in the graph below. which equation represents the transformed function?

Write the standard form of an equation with (see picture below)