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, 2002

Algebra Difficulty 1.0 Junior Find the answer Canada

Faruq subtracted $5$ from a number and then divided by $4$ . Next, he subtracted $4$ from the original number and then divided by $5$ . He got the same final answer both times. The original number was

(A) $4$ (B) $15$ (C) $9$ (D) $20$ (E) $-9$

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Source: CEMC, University of Waterloo, licensed CC-BY-NC-4.0. Statement reproduced verbatim; metadata (topic, difficulty) added by this project. Solutions are the publisher's, linked not copied.