GCSE Maths - How to Write Algebraic Expressions for Directly Proportional Relationships #90

The video tutorial explains the concept of direct proportionality using examples such as hours worked and money earned, boiling water, and wire length and diameter. It demonstrates how to write equations to express these relationships and solve problems by finding constants of proportionality. The tutorial provides step-by-step guidance on using given values to derive equations and solve for unknowns, emphasizing the importance of understanding proportional relationships in various contexts.

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