Algebra Examples

$[\begin{array}{c} 4 & - 9 \\ 8 & 1 \\ - 8 & 6 \end{array}] - [\begin{array}{c} 8 & 9 \\ 4 & - 7 \end{array}]$

Step 1

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$[\begin{array}{c} 4 & - 9 \\ 8 & 1 \\ - 8 & 6 \end{array}] - [\begin{array}{c} 8 & 9 \\ 4 & - 7 \end{array}]$