Need to Escape Level 15 Walkthrough:
Open the keypad and find each letter in the word "RISE".
Add or subtract the number of letters shown above each letter to find the code number.
R-2 = P = 7
I+3 = L = 5
S+8 = A = 2
E-6 = Y = 9
Press the keypad and enter 7529, then press ENTER.
Tap the door.
Proceed to the next Need to Escape level!
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