Question 643315
simplify using the rules of exponents: 
24x^4y^-5
_________ 
6x^7y^-7
**
exponents change sign when moving base from top to bottom or vise-versa. Move base to top or bottom so you end with a positive exponent.
{{{(24x^4y^-5)/(6x^7y^-7)=4y^2/x^3}}}