ECZ 2022 · GCE Paper 1 — Coordinate Geometry
A line passes through the points A(-2, 5) and B(0, y). Given that the gradient of line AB is -3, find the coordinates of B.
- A. (0, -3)
- B. (0, 1)
- C. (0, -1)
- D. (0, 11)
Verified working — step 1
-3 = (y - 5)/(0 - (-2))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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