Oh no kandi, what the heck?! So sorry you're going through this.
Perhaps he's just scared and is not really sure how to deal with that so he's sticking his head in the sand? I hope that's the case and that he comes round.
But if not, you got this! My mum was on her own and she's the most amazing parent I could have wished for. Women are a million times stronger and more resilient than they often give themselves credit for! Xx