CCGPS AA 6.6.1 Example 2

The sports booster club raises money for equipment each year by selling T-shirts. The fixed cost for producing the shirts is $200, plus a variable cost of $5 per shirt. This year, the group is selling the shirts for $8 each. The profit from the T-shirt sale can be determined by subtracting the total cost from the total revenue. If the revenue function for shirts is and the cost function is , what is the profit function, ? State the domain of all the functions in the context of this problem.