Solve

$\left[\begin{array}{c}{x}^{\text{'}}\end{array}\right]$

$y^{\text{'}}=\left[\begin{array}{ccc}1& 1& -11\end{array}\right]$

$-61\left[\begin{array}{c}x\end{array}\right]$

$yx(0)=-3,y(0)=38$

$x(t)=$

$y(t)=$