UPSKILL MATH PLUS

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Determine \(3A - 6B + C\), \(A = \begin{bmatrix}
7 & 1 & 6\\ 
8 & 3 & -2\\
-3 & 2 & 8
\end{bmatrix}, B =\begin{bmatrix}
10 & 7 & 2\\
7 & 5 & 3\\
7 & 3 & 5
\end{bmatrix}, C =\begin{bmatrix}
12 & 12 & 7\\
3 & 6 & 3\\
10 & 2 & 7
\end{bmatrix}\)