ECZ 2011 · O-Level Paper 1 — Coordinate Geometry
Find the gradient of the line x + 2y = 4.
- A. 2
- B. -2
- C. 12
- D. -12
Verified working — step 1
Rearrange to y = mx + c: 2y = -x + 4, so y = …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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