Problem:
Subtract the second matrix from the first:
$\left(
\begin{array}{cc}
 -3 & -7 \\
 0 & -6 \\
\end{array}
\right)$
$\left(
\begin{array}{cc}
 -6 & -7 \\
 5 & -4 \\
\end{array}
\right)$
Answer:
$\left(
\begin{array}{cc}
 3 & 0 \\
 -5 & -2 \\
\end{array}
\right)$
{'source': 'AMPS', 'file': 'amps/mathematica/linear_algebra/subtract/14902.txt'}