Library / /84 of 387

, 2005

Algebra Difficulty 1.0 Junior Find the answer Canada

The expression $a + 1 + a - 2 + a + 3 + a - 4$ is equal to

(A) $10a$ (B) $0$ (C) $4a - 2$ (D) $4a + 2$ (E) $-2a$

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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.