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Videos and solutions to help GCSE Maths students learn how to change the subject of the formula for simple and complex equations.

Algebra: Changing the Subject in an Equation or Formula

How to change the subject in an equation or formula using the balance method with algebra

An introduction to changing the subject of a formula. GCSE Topic.

The video shows how the change the subject of the formula when the variable you want to isolate is on both sides.

You can use the Mathway widget below to practice Algebra or other math topics. Try the given examples, or type in your own problem. Then click "Answer" to check your answer.