-)) A customer at the mall is shopping for holiday gifts, and is considering having them wrapped. He can get them wrapped at the department store, which charges $4 per gift.
Alternatively, the customer can pay his niece a flat fee of $20 to wrap all of his gifts. If he has
a certain number of small packages, it would cost the same amount either way. How many
small gifts would that include?
)) Write a system of equations, graph them, and type the solution.