Find $\frac{2}{3}u,3v,v-u,$ and $2u+5v.$

$u=($:$5,9$:$),v=($:$3,-8$:$)$

$($a$)\frac{2}{3}u$

$($b$)3v$

$($c$)v-u$

$($d$)2u+5v$