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| 1. |
\left[ \begin{array}{ll}{3} & {2} \\ {4} & {1}\end{array}\right] \left[ \begin{array}{l}{x} \\ {y}\end{array}\right]=\left[ \begin{array}{l}{5} \\ {5}\end{array}\right] \text { find } x \text { and } y |
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