Consider the two state$-$space equations

$$x$($t$)=$

$12$

$10$

x$($t$)+$

$1$

$0$

u$($t$)$

y $=22$ x$($t$)$

and

$$x$($t$)=$

$32$

$10$

x$($t$)+$

$1$

$0$

u$($t$)$

y $=22$ x$($t$)$

Are they minimal realizations? Are they zero$-$state equivalent? Are they algebraically equivalent?