Find X1 and X2. x1 x2 = 5 2 X1 -36 -34 833 4 -1 X2 Write the given system of equations as a matrix equation and solve by using inverses. -x1-X2 = k -4x1 - x2 + x3 = K2 2x1 - x3 = K3 a. What are X1, X2, and X3 when k = -9, k =3, and k3 = - 6? X1 X = X3