Chapter 9.1, Problem 3CVC

To determine

The statement. The augmented matrix for the system $\{\begin{array}{c}2x+y+4z=-4\\ 3x+z=1\\ 4x+3y+z=8\end{array}$ is,

$\left[\begin{array}{cccc}\underset{\_}{}& \underset{\_}{}& \underset{\_}{}& \underset{\_}{}\\ \underset{\_}{}& \underset{\_}{}& \underset{\_}{}& \underset{\_}{}\\ \underset{\_}{}& \underset{\_}{}& \underset{\_}{}& \underset{\_}{}\end{array}\right]$.