11:23 KS3/GCSE Maths: Coordinates - Checking if points lie on a line
UK KS3/GCSE walkthrough of checking whether a coordinate lies on a line or curve.
Show whether a point lies on a line
Show whether a given point lies on a linear graph
3 hand-picked video lessons for this topic, each checked for relevance and clarity, graded by difficulty and labelled by depth. Press play to watch — nothing loads from YouTube until you do.
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3:41 How to determine if a point lies on a line or not using the point and the equation
Clear worked method: substitute the point's coordinates into the line equation to test if it fits.
2:02 Key Skill - Determine whether a point lies on a line given its equation.
Quick Dr Frost key-skill clip: does a point lie on a line given its equation.