In this graph, 𝑥 and 𝑦 are directly proportional. This means that when 𝑥 doubles, 𝑦 also doubles, and when 𝑥 triples, so does 𝑦. In fact, for all coordinates on this line, you could multiply or ...
A GCSE Maths video explaining direct and inverse proportion on a graph using real-life worked examples. Find out more about GCSE Maths.
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