A rectangular garden has a length that is 4 feet longer than its width. The entire garden is surrounded by a 1-foot-wide decorative
brick pattern on the ground. Write an expression for the total area
of the garden and decorative brick pattern.

The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck  $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?