Question

Use Gauss-Jordan elimination to solve the following linear system.
–4x + 4y + 5z = 9
–2x + 2y + z = 3
–4x + 5y = 4

A. (–5,–1,0)

B. (1,2,–4)

C. (–1,0,1)

D. (3,1,–4)

Answer 1

C I have done this before