How to unlock the encrypted case from the lighthouse

This is a puzzle guide for Murder by Choice. After finding your way to the top of the lighthouse in the jungle you will discover a high tech case that you take to show to the Admiral. The case is locked with a code but there is a clue to help you unlock it.

To solve this puzzle you need to swap the numbers that are in the circles around until the middle number in each section is the sum of the 3 or 4 circled numbers around it.

Solution

You are given a clue which tells you the 4 center numbers. From here you need to find the surrounding number positions. You can start easily by seeing that the 6 on the top left must be made up from the 4 that it given to us and the two '1' s in the puzzle.

View the full solution below if you need help.

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Now open the case to find what is inside.