Everytime I eat my tummy gets real sore and I feel like I want to vomit But I don't what can cause this? This is for me

Many. Possibilities. Common causes will include Gastritis/ PUD, Constipation or partial GI obstruction. See your doctor.
Gastritis . You may have inflammation of the stomach. Try an H2 Antagonist such as Tagamet for a week to 10 days. If that doesn't clear it up see a physician and get a definitive diagnosis .