8 weeks delay and now bleeding.

I have my doctors appointment this coming thursday and today i have bleeding plus cramping. do you think I got miscarriage. Its been 8 weeks I have late period and bleeding just came this morning. my huaband and I were making BD and all of the sudden I have cramps and nest thing is bleeding. i cannot go to ER we dont have money for now. but I have my Doctors appt on Thursday. please share me some advice.