GCSE Maths: Equation of a Line (Grade 5) – Full Lesson
A complete GCSE Maths lesson on the Equation of a Line (y = mx + c) designed for Grade 5 level students.
This lesson introduces students to the key ideas of gradient (m) and y-intercept © and helps them understand how to write and find equations of straight lines from different types of information.
The lesson is structured to move step-by-step from basic understanding to exam-style problems, making it ideal for whole-class teaching, revision, or intervention groups.
Lesson Includes
• Clear explanation of y = mx + c
• Explanation of gradient (rise/run)
• Understanding the y-intercept
• How to identify m and c from an equation
• How to write equations from gradient and intercept
• How to find the equation from a point and gradient
• How to find the equation from two points
Perfect For
• GCSE Maths (Foundation / Grade 4–5)
• Year 9 – Year 11
• Revision lessons
• Intervention groups
• Building algebra and graph skill






