Respuesta :
The only thing each of those terms have in common is an x.
3 does not go into 28, so 3 is not an option. Only one term has a y, the other two do not. Y is not an option.
The answer is x.
3 does not go into 28, so 3 is not an option. Only one term has a y, the other two do not. Y is not an option.
The answer is x.