The inverse of the matrix $$A = \left[\begin{array}{rr} -6 & 1 \\ -6 & 5 \\ \end{array}\right]$$ is $$A^{-1} = \left[\begin{array}{rr} b_{11} & b_{12} \\ b_{21} & b_{22} \\ \end{array}\right],$$ where
$b_{11}$ = ,
$b_{12}$ = ,
$b_{21}$ = ,
$b_{22}$ = ,