10:00 Simultaneous Equations - Multiply Both Equations
Directly teaches solving when both equations must be multiplied before eliminating a variable.
Simultaneous equations - both need multiplying
Solve simultaneous equations where both equations need multiplying prior to elimination
4 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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30:38 Simultaneous Equations - GCSE Maths
Thorough UK worked-example series building up to cases where both equations need multiplying.
8:22 GCSE Maths - How to Solve Simultaneous Equations - Using the Elimination Technique (2026/27 exams)
Clear, popular walkthrough of elimination including multiplying equations to match coefficients.
15:57 Simultaneous Equations elimination - Corbettmaths
Trusted Corbettmaths run-through of the elimination method with several worked examples.