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Variable Vault Level 1 Medium maths puzzle involving algebra, clues, codeword and dials

Variable Vault – Level 1 – Medium

Home » Puzzles » Variable Vault » Level 1 - Medium » Variable Vault – Level 1 – Medium
Topics: algebra, clues, codeword, dials, linear equations, systems of equations

Four lettered dials (A, B, C, D) unlock a vault. Each dial must be set to the correct number based on the clues below. Solve all clues to find the code: the 4-digit number ABCD.

Crack the vault code using these clues:

– A + C + D = 15
D = C + 7
A + D + B + C = 15
A + B = 8
A + B = C + D + 1

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Additional instructions for Variable Vault (Level 1, Medium)

Variable Vault – Medium

Watch for mixed tasks: one clue may ask you to solve, the next to simplify, the next to extract part of an expression.

  • Underline the key instruction word.
  • Do not “solve” if the task only asks for simplification.
  • Box each answer clearly before moving to the next.

Momentum tip: solving correctly builds confidence for the later clues.

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