how to solve a matrix equation in matlab code example

Example 1: equations to matrix matlab

syms x y z
eqns = [x+y-2*z == 0,
        x+y+z == 1,
        2*y-z == -5];
[A,b] = equationsToMatrix(eqns)

Example 2: equations to matrix matlab

vars = [x, z, y];
[A,b] = equationsToMatrix(eqns,vars)