use search function in this forum...fucking lazy retard
That's harsh but deserved. 
Low hashrates only 19,6 MH/s per card.
AMD Polaris cards require at least flashing the BIOS with tighter memory timings. And also some undervolting is highly recommended. Otherwise you're not gonna get much more than 20-22 MH/s. Plenty of guides out there, including this very forum.