ECZ 2020 · O-Level Paper 1 — Algebra
Simplify 2(x + 3) - 3x(x - 2).
- A. -3x² + 8x + 6
- B. -3x² - 4x + 6
- C. 3x² + 8x + 6
- D. -3x² + 2x + 6
Verified working — step 1
Expand: 2(x + 3) = 2x + 6 and -3x(x - 2) = -3x² + 6x. Adding: -3x² + (2x + 6x) + 6 = …The full step-by-step working and final answer are included with Premium — checked against ECZ marking standards.
Original examination question © Examinations Council of Zambia. Worked solution and commentary © G12 Titan — not to be reproduced without permission.
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