1. you need a rooted phone
2. open up terminal
4. find out the block device that is mounted as /system using 'mount | grep system'.
On the latest droid3 it is /dev/block/system. At one point it was '/dev/block/mtdblk3'.
5. remount /system rw with something like:
mount -o rw,remount /dev/block/system /system
5. cd /system/app
6. remove the .apks you dont want