Do you need to present together with somebody else? In this case one plus one could equal more than two if you do it right. Two know more than one and together you may find it easier to control your audience and bring value to them.
You can support each other during the presentation as you form a strong team. However it doesn’t mean that the preparation time is half the time compared to when you would give the presentation by yourself. You may actually find that it will cost more time to prepare for the presentation as you need to align and also practice parts together.
The book Public Speaking Excellence includes a separate chapter with top tips for presenting together with someone else. Take full advantage of these top tips to improve your public speaking skills.