CAIE IGCSE Mathematics Core Parallel Line Equations

Practise using equal gradients for parallel lines and substituting a given point to determine the new intercept in y = mx + c.

Syllabus
2028–2030
Objective
C3.6.1
Level
Core

Exam points

  • take the gradient of the required parallel line directly from the given line equation
  • substitute the stated point into y = mx + c to calculate the new intercept c
  • check that parallel lines have equal gradients and are distinct unless they are coincident

C3.6.1 Find the gradient and equation of a straight line parallel to a given question 1

[Maximum number: 1]

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Figure for Question C3.6.1 Find the gradient and equation of a straight line parallel to a given question 1 — CAIE IGCSE Mathematics Core

Write down the equation of the line that is parallel to y=2 x+5 and passes through the point (0,18).

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