Graph each system of inequalities and give two possible solutions. See Example 5.

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Boats. Boatworks wholesales aluminum boats for 800 dollars and fiberglass boats for 600 dollars. Northland Marina wants to make a purchase totaling at least 2,400 dollars but no more than 4,800 dollars. Graph a system of inequalities showing the possible combinations of aluminum boats $(x)$ and fiberglass boats $(y)$ that can be ordered.