Detective Case Files: The Equation Mysteries
Detective Mateo has inherited the precinct's coldest, trickiest cases. Every locked evidence box guards an unknown quantity. Your job: translate layered clues into equations, solve them, and verify each answer before the lock will yield. Only airtight reasoning cracks these files.
⭐ Each act hides an optional Detective’s Challenge. It is bonus glory only — you can skip it anytime and still solve the case.
The First Clue
The Locked Boxes
The Vault Mystery
Case Closed — Brilliantly Solved!
Masterful work, Detective. You translated tangled clues into precise equations, solved one-step and multi-step locks, and verified every solution before trusting it. The precinct’s coldest case is officially closed.
Prove your rank to certify your Master Certificate!
Case file equation: Solve the two-step equation to isolate the variable: 3x - 5 = 16.