In an equation, the left and right sides must have the [ ].
same number of terms
same value
same variables
same operation
Flashcards for Edexcel GCSE Maths Solving Equations, covering the key formulae, methods and definitions you need to recall for Paper 1, Paper 2 and Paper 3. 22 cards, matched to the Edexcel GCSE Maths (1MA1) specification.