A Tricky Maths Exam Question | Solve for k

A nice math problem. How to solve? - Solution ✅️Explore my newest Math Olympiad Questions – recommended collection to watch: 🔴 Cambridge Entrance Exam Problem👇    • Can you solve this Cambridge Entrance Exam...   🔴 Harvard University Entrance Exam👇    • Can You Pass Harvard University Entrance E...   🔴 The trickiest entrance exam question👇    • Can You Pass Harvard's Entrance Exam?   👇For support: I will be sharing different content , tips and behind-the-scenes insights on my Patreon page. I’d be grateful for your support and, if possible, for subscribing to my Patreon. Your support helps keep my work going. Let’s continue together! Thank you and have a great day! 👉🏻Patreon:   / highermaths   👉🏻Sponsorship:    / @higher_mathematics   🙏Thank you for watching and supporting the channel. For 3 years, the channel has been releasing math videos, around 550 videos in total. I, as a teacher, continue my journey on YouTube. Thank you to everyone who supports this video content. Have a great day!🌞 ‪@higher_mathematics‬ #maths #math