0580/31 May/Jun 2026, Question 27: Parallel Lines and Their Equations
Cambridge IGCSE Mathematics 0580 · Paper 31 (Core) · Calculator · 2 marks
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The question, in short
Find the equation of the straight line that is parallel to y = 4x + 3 and goes through the point (2, 9).
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Solution · 2 marks
- 1Parallel lines have the same gradient, m = 4
- 29 = 4 × 2 + c, so c = 1
- 3y = 4x + 1
Answery = 4x + 1
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