Find the values of x and y when
Question:

Find the values of $x$ and $y$, when

$\left[\begin{array}{cc}2 & -3 \\ 1 & 1\end{array}\right]\left[\begin{array}{l}x \\ y\end{array}\right]=\left[\begin{array}{l}1 \\ 3\end{array}\right]$

Solution:

Given : $\left[\begin{array}{cc}2 & -3 \\ 1 & 1\end{array}\right]\left[\begin{array}{l}x \\ y\end{array}\right]=\left[\begin{array}{l}1 \\ 3\end{array}\right]$

To find: $x$ and $y$

Formula used :