Respuesta :
A. Is the correct answer because if you ya worded of operations, you would find that to be true
10+15/5 would be 15/5 first then you add 10 and get 13
(10+15)/5 would be 10+15 first then divide by 5 and you would get 5
10+15/5 would be 15/5 first then you add 10 and get 13
(10+15)/5 would be 10+15 first then divide by 5 and you would get 5