$\left\{x\ :\ x<3\right\}$  

 $\left\{x\ :\ x>3\right\}$  

 $\left\{\ x\ :\ x<-3\right\}$  

 $\left\{x\ :\ x>-3\right\}$  

$4x-11\le2$

$4x-11\ge2$

$4x-2\ge11$

$4x-2\le11$

$x+9<22$

$x+9\le22$

$x+9>22$

$x+9\ge22$

 $\left\{x\ :\ -8\le x\le12\right\}$  

 $\left\{x\ :\ 4\le x\le24\right\}$  

 $\left\{x:x\le4\ or\ x\ge24\right\}$  

 $\left\{x:x\le-8\ or\ x\ge12\right\}$  

 $\left\{x\ :4\le x\le8\right\}$  

 $\left\{x\ :-1\le x\le3\right\}$  

 $\left\{x:x\le-1\ or\ x\ge3\right\}$  

 $\left\{x:x\le4\ or\ x\ge8\right\}$  

$6\le x\le-4$

$-4\le x\le6$

$x\le-4\ or\ x\ge6$

$x\ge-4\ or\ x\ge6$