Matrix+inverses++Set+3

Solve for x, y, and z using matrix inverses

3x + 6y + z = 2 4y + 8z = -2 -x + 3z = 6

ANSWER:

Matrix A= 3 6 1 0 4 8 -1 0 3

Matrix B= x y z

Matrix C= 2 -2 6

[A] x [B] = [C] [A] / [A] x [B] = [C] / [A]

22.5 -11.5 --- //Yup, correct!//**
 * [B] = -40.5