![\left[\begin{array}{c}x&y\end{array}\right] =\left[\begin{array}{cc}0&1\\1&2\end{array}\right] \left[\begin{array}{c}7&-3\end{array}\right]](/tpl/images/0010/9358/88118.png)
![\left[\begin{array}{c}x&y\end{array}\right] =\left[\begin{array}{c}0(7)+1(-3)&1(7)+2(-3)\end{array}\right]](/tpl/images/0010/9358/d2af5.png)
![\left[\begin{array}{c}x&y\end{array}\right] =\left[\begin{array}{c}-3&1\end{array}\right]](/tpl/images/0010/9358/e24d2.png)
and 
What is the solution of the matrix equation?
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