Question
Using the determinants given below form two linear equations and solve them.
$D=\left|\begin{array}{cc}5 & 7 \\ 2 & -3\end{array}\right| \quad D y=\left|\begin{array}{cc}5 & 4 \\ 2 & -10\end{array}\right|$
$D=\left|\begin{array}{cc}5 & 7 \\ 2 & -3\end{array}\right| \quad D y=\left|\begin{array}{cc}5 & 4 \\ 2 & -10\end{array}\right|$
