Algebra-1

A company is using two types of machines to manufacture items. Machine A can produce 5 items per hour and uses 3 units of energy per hour. Machine B can produce 6 items per hour and uses 4 units of energy per hour. The total energy available is 48 units. Also, the number of Machine A should be at least 4 and the number of Machine B should be at least 3.Which of the following systems of inequalities represents this situation?