Q$2)$ For the circuit below:

a$)$ Perform a mesh analyals of the clicult above sat of linear equations that can be solvad to detarmine the mash currents. Cleary Identify your choloe of mash currants. $[40$pts$]$

b$)$ Writs your systam of equations in the form of a matrix and solve the resulting matrix using a calculator or computar for lx$[10$pts$]$