ckfordy said:nope it doesnt say on there website that there is a slot available for upgrade. but look inside your computer and see if you have any AGP, PCI, PCI-E slots. then check and see if your videocards are one of those and they should work. and make sure you have a strong enough powersupply to handle the videocards.
http://www.emachines.com/support/product_support.html?cat=Desktops&subcat=T-Series&model=T2882