Finite Math Examples

$[\begin{array}{c} 5 & - 4 \\ - 2 & 3 \end{array}] [\begin{array}{c} x \\ y \end{array}] [\begin{array}{c} 20 \\ 1 \end{array}]$

Step 1

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$[\begin{array}{c} 5 & - 4 \\ - 2 & 3 \end{array}] [\begin{array}{c} x \\ y \end{array}] [\begin{array}{c} 20 \\ 1 \end{array}]$