Home Equity Loans Arizona

me and my wife just bought a house 7 months ago and when we moved in we did not realize how much we needed to get the house adequete with furniture etc. so now we have ran up quite a few credit cards and have a 4000 furniture bill that we are barely getting by paying .so vcan someone tell me how debt consolidation works, and if it will mess your credit up. our house appraised at 92500,while we owe 86000 on it so any advice u give would help . thanks