Properties of Scalar-Matrix Products and Matrix Summation
Properties of Scalar-Matrix Products and Matrix Summation
Secondary 4
If \(\begin{pmatrix} 2p \\ -7 \end{pmatrix} - 3 \begin{pmatrix} 1 \\ q \end{pmatrix} = \begin{pmatrix} 9 \\ p - 7 \end{pmatrix}\), find the values of \(p\) and \(q\).
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Answer:\(p=6\) and \(q=-2\).
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