How Well Do You Know Matrices?

Algebra Level 2

if \( \alpha =\begin{bmatrix} 1 & -6 \\ 4 & 8 \end{bmatrix}\) And \(\beta =\begin{bmatrix} 2 & 4 \\ 8 & 3 \end{bmatrix}\)

What is the value of \({ 3\alpha }-{ 2\beta }\)?

Express your answer as the sum of all elements in the final matrix.

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