error: Failed dependencies:
erlang >= 19.3 is needed by rabbitmq-server-3.7.7-1.el7.noarch

error: Failed dependencies:
erlang >= 20.3 is needed by rabbitmq-server-3.7.7-1.el7.noarch
and so on
Just use this command

rpm -ivh --nodeps rabbitmq-server-3.5.7-1.noarch.rpm