Using comparisons of equality

Question

I am not understanding why I am getting this wrong. Please help. My textbook is no help.

Nuestra región tiene tantas playas como el sureste.

Answer 1

Are you looking for a translation, or a breakdown of how the statement works and why?

I know what it says but how the statement works and why. I do not understand what is wrong in that sentence. - jenazbrat02, Nov 22, 2013

Answer 2

I am also having a lot of struggles with comparing equal things, but I was pointed here and here. hopefully you find it helpful!