Three Simultaneous Equations

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In this video I explain how to solve a set of three simultaneous equations with three unknowns. This video is intended for those studying AQA's Level 2 Further Maths GCSE.
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so underrated, thank you for teaching me this in five minutes lol. Glory to God for making me understand it.

harrywitney
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Hi Sir, I was just wondering if the playlist you have on your website covers the whole further maths syllabus/specification? Also thank you so much for your videos they have been really helpful!

Rhea-study
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Will it work if instead of eliminating, I use substitution? For example, make a the subject in equation 2 and substitute that into 1

wazoomy
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Thanks! I was stuck on my hw until I watched this video

nationthepro
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how do you know whether to add or subtract the two equations?

naruto-yofi
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Why did you use 3 to multiply the last equation 😢

angelaanthony