offset question

Please indulge this newbie I just bought a G coupe(love it) I have a chance to buy a set of 20 inch rims with new rubber for an insane price. the front are 20x 8.5 w 245 35 20 tires rears 9.5 with 275 30s. these came of an eclipse and the offset is 38 bolt pattern is ok how about offset my car is lowered would these rims work for me any help would be appreciated thanks ron