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What an equation means

What an equation means

Balance scale with a box labelled x and four unit blocks on the left, eleven unit blocks on the right, and arrows showing subtract 4 from both sides to get x = 7

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.

Solving Equations Lesson

  1. GCSE
  2. /Maths
  3. /Solving Equations

Step-by-step lessons covering OCR GCSE Maths Solving Equations for Foundation and Higher tier. Each lesson works through exam-style questions in the written papers format. 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.

Lessons

Error IntervalsEstimatingWriting and Simplifying RatioRatioProportionPercentagesPercentage ChangeExchange RatesConversions and UnitsScale DrawingsBest Buy QuestionsSubstitutionSolving EquationsDrawing Linear GraphsArea and Circumference of CirclesTransformationsArea of Compound ShapesFrequency TreesTwo Way Tables