What an equation means
What an equation means

An equation says two expressions have the same value, so it helps to picture it as balanced scales. The letter is the unknown, and solving the equation means finding the value that makes the statement true.
Step-by-step lessons on WJEC GCSE Maths Solving Equations. Each one builds up to exam-style questions. Build fluency with number, ratio and algebra first, since geometry, probability and statistics topics rely on them, and leave extra time nearer the exam for Higher-tier problem-solving and multi-step reasoning questions.