Simplify 8g^7h^-3/2g^4h^8
simplify (8g^7h^-3)/(2g^4h^8)
= (8g^7/h^3)/(2g^4h^8)=(8g^7)/(h^3 2g^4 h^8)= (8/2g^7-4)/(h^3+8)=(4g^3)/(h^11)
You answer is a fraction