Respuesta :

Quite simple they were outnumbered by the Mexicans 1800 to 185 and they were outgunned.

"What is the main reason that Teaxians lost the Battle of the  Alamo?"

Answer: They were heavily outnumbered by Mexican troops.

Explanation: Estimates vary, but it is believed there were as many as 6,000 Mexican soldiers fighting against 200 Americans.