Maths Olympiad Prep

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, 2018

Algebra Difficulty 1.3 Junior Find the answer Canada

If x=4x=4 and y=3xy=3x, the value of yy is

Pick one

Solution

Since x=4x=4, then y=3×4=12y=3\times4=12.

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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.