Could you have a hysterectomy and your gall bladder out in same surgery?

Yes. These two surgeries can easily be done together but your obgyn will need to coordinate with the surgery with a general surgeon.
Yes. Many surgeries such as gallbladder and hysterectomy or incidental appendectomy can be combined when determined to be safe.
Absolutely. These procedures are frequently performed in conjunction especially since both can be performed laparoscopically. It will require the presence of a gynecologist and a general surgeon.
Yes. The procedures can easily be performed together. It only requires coordination between the surgeons.