Question

Write the augmented matrix for each system of equations.

Answer 1

The following matrix corresponds to this set of equations:

$\left[\begin{array}{ccc|c}7&-9&3&6\\-2&-6&10&3\\-3&-5&5&-1\end{array}\right]$

The coefficients for each variable are put into the matrix, and the values the variables equal to are put in the rightmost column.