6weeks instead 8-9weeks,

Hello mommy. Tanong ko lang kung may same case sakin im currently 6weeks pregnant instead of 8-9 weeks mesyo mahirap yung pinagdadaanan ko ngayong pag bubuntis. Lastweek 6.1 nko low cardiac 80bpm single. but this time 6weeks lang with a twin yung isa walang heartbeat and yung isa naman 60bpm lang