ECZ 2018 · O-Level Paper 1 — Coordinate Geometry

Find the equation of a straight line passing through (1, 5) and (2, 10).

  • A. y = 5x
  • B. y = 5x + 1
  • C. y = x + 5
  • D. y = 5x - 5

Verified working — step 1

Gradient = 10 - 52 - 1

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Original examination question © Examinations Council of Zambia. Worked solution and commentary © G12 Titan — not to be reproduced without permission.

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