An Augmented Matrix That Represents a System of Linear Equations $\left[\begin{array}{lll}1 & 0 & \vdots 5\\0 & 1 & \vdots -6\\\end{array} \right]$

Multiple Choice

An augmented matrix that represents a system of linear equations (in variables x,y,z and w if applicable) has been reduced using Gauss-Jordan elimination.Find the solution represented by the augmented matrix.​ $\left[\begin{array}{lll}1 & 0 & \vdots 5\\0 & 1 & \vdots -6\\\end{array} \right]$ ​

A) (-6,7)
B) (-6,5)
C) (-5,6)
D) (5,-6)
E) (6,5)