Suppose that A and B are points on the number line.
If AB = 13 and B lies at 9, where could A be located?
If there is more than one location, separate them with commas.

Respuesta :

Answer:

-4,22

Step-by-step explanation : The pointA may have 2 locations.One in the   left side of point B (that is in the positive side) and one in the right or the negative sides.