Answer:

Explanation:
As per the statement:
duval county landscaping uses two different sized trucks to deliver mulch.
The first truck can transport x cubic yards of mulch, and the second can transport y cubic yards of mulch.
The first truck makes 12 tripes to a job site.
⇒Number of cubic yards first truck makes = 12x
It is also given that:
The second makes 14 trips.
⇒Number of cubic yards second truck makes = 14y
⇒Difference of total number of cubic yards that the first truck delivers to the second is:

Therefore, an expression that represents the difference in the total number of cubic yards that the first truck delivers compared to the second is,
