Simplify the Matrix [[1,3,8,5],[5,4,6,2],[6,7,1,8],[2,9,3,7]]

$[\begin{array}{c} 1 & 3 & 8 & 5 \\ 5 & 4 & 6 & 2 \\ 6 & 7 & 1 & 8 \\ 2 & 9 & 3 & 7 \end{array}]$

Substitute in each matrix definition.

$[\begin{array}{c} 1 & 3 & 8 & 5 \\ 5 & 4 & 6 & 2 \\ 6 & 7 & 1 & 8 \\ 2 & 9 & 3 & 7 \end{array}]$