Maths Olympiad Prep

Library / /44 of 387

, 2005

Algebra Difficulty 1.0 Junior Find the answer Canada

If 3x+10=12x\frac{3}{x+10} = \frac{1}{2x}, then xx equals

(A) 12\frac{1}{2} (B) 1010 (C) 4-4 (D) 22 (E) 8-8

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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.