5. Multiplication by a Scalar: 3×3 matrix

Determine 2\(A + B\), if \(A =\begin{bmatrix}
5 & 8 & 5\\
-13 & 12 & -5\\
8 & -2 & 12
\end{bmatrix}, B = \begin{bmatrix}
-4 & 9 & 1\\
8 & 5 & -11\\ 
12 & 6 & -5
\end{bmatrix}\)

 

2\(A + B = \)