Help me

I really don’t know if I should tell anyone, I’m scared that people will not accept me or I may lose friends but … since I was 13 now 15 I’ve been realising that I like girls .... like I’m attracted to girls like when your attracted to boys but I’m also attracted to guys aswell … its really been bothering me for a couple of years now and I don’t if I should or when come out as bisexual . Please anyone give me advice x