Two masses m38kg and m24kg are hung over a mass less

Question

Solve the all parts of given question:

Question: Two masses, m=3.8kg and m=2.4kg, are hung over a mass less, frictionless pulley.

Part A: What is the downward acceleration of mass m?

Part B: What is the tension t, of the mass less string holding the masses?

Please show all work and steps to determine the downward acceleration of mass.