Set the following system of equations in MATLAB:

$4x_1-x_2+3x_4=10$

$-2x_1+3x_2+x_3-5x_4=-3$

$x_1+x_2-x_3+2x_4=2$

$3x_1+2x_2-4x_3=4$

Use the variables $A,b$ to store the matrices and $x$ to store the solution.

You may solve using any method.

Answer: $($penalty regime: $0\%)$