Question

figure out this 16r^3t^2/-4rt

Answer 1

You mean to simplify as this is an expression not an equation, as it has no equal sign...

Factor our 4 first

(4r^3t^2)/(-rt)

Now factor out -rt

-4r^2t

Answer 2

I need this to be 20 characters long so I can answer. Hope the pic helped