Hi I Have Been In À Relationship With Someone For

Hi I have been in à relationship with someone for 14 years we have two kids together and I found out he's been cheating on me we talked and agreed to work things out but he's been distant when I asked him what was wrong he said he needs time to figure things out that he needs space we live in the same house I have no money and no place to go I haven't been dealing with it I haven't been eating or sleeping I feel like I have no reason for living if I leave I will have to leave my kids .one day he says he loves me and the next he doesn't know anything our kids doesn't know what is going I'm trying to keep it together for the kids but I feel like I'm slipping away