The Path: Step 6 - Room 29

Room 29 has 12 doubles and the word to or two 5 times.
12 X 2 = 24, no. 12 + 5 = 17. Also, 29-12 = 17.
I saw this upside down right away.
If he hid it, it must be the correct room.
It feels like a coffin in here, this math riddle!
(For those unfamiliar with a math riddle, they are called coffins. They will kill you.)
Then, onward to room 17.