How do I get by these guy's? There are 3 of them and I get whacked It a couple of hit's. I think there level 15 and I'm level 10. Help???

ATI 9800 Pro/Asus Deluxe MOBO/256 Dual Stick Kingston Ram/P4 2.6 HyperThread Chip 800 FSB/SoundBlaster Audigy/Sony 52X24X52 CD-R-RW/430 Antec PSU/ 120 Seagate Sata HD. Built This Baby Myself Too<>