What is the value of the last equation?

Comment your answer before checking the solution!

✅ Solution:
🍉 + 🍉 = 30 → each watermelon = 15
🍉 + 🍏 = 20 → apple = 5
🍏 + 🍏 = 10 confirms the apple is 5

So the final equation is:

🍉 + 🍏 = 15 + 5 = 20

✔ Correct answer: 20