Amount of Items

You have a set amount of items and I have a set amount of items. If you give me one item, I have twice as many items as you do. But if I give you one, we are equal. How many items did we each have?

You have a set amount of items and I have a set amount of items. If you give me one item, I have twice as many items as you do. But if I give you one, we are equal. How many items did we each have?