am i pregant

i am wanting to know if iam pregant. i have 4 systems so far. i had un protected sex on my high fertile days with my husband i did do a test on friday sept 4 and it came up neg. so maybe it is to soon so i will test again on monday and see what happeneds. my last cycle was Aug. 14 four days ago i got this white discharge on my underwere:ohmy: and my discharge is still there so iam wonder is that a sigh that i may be pregant??? this will be my third pregant if the test comes back + my other two pregant were miscarred one at 6 weeks and the other one at 7 weeks so iam really hopeing it turns out + what do you think? i have tender breast,peeing alot,some nause here and there, and bloat