Question

Find matrices X and Y, if 2X - Y = \(\begin{bmatrix}6& -6& 0 \\[0.3em]-4 & 2 & 1\end{bmatrix} \)and X + 2Y = \(\begin{bmatrix}3& 2& 5 \\[0.3em]-2 &1 & -7\end{bmatrix} \)

Answer 1

On multiplying equation (1) and (2)

On adding equation (2) and (3)

On substituting X in equation (2)