How to leave my boyfriend? With a 10 month old son?

My relationship of 5 years has just fallen apart... we have a 10 month old together and all i think about nowaday is how to leave??? Im scared to.... i have no family or friends.... i dont want to live in a shelter.... i have no job.... ive just depended on my boyfriend the past year or so... it seems like he knew exactly how to trap me.... i had thoughts on leaving long ago.... but what should i do now??? Please give me some advice....