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From words to algebra

From words to algebra

A variable is a letter such as xxx that stands for an unknown number. An expression is something like 3x+53x+53x+5, while an equation says two expressions are equal, like 3x+5=203x+5=203x+5=20.

Forming and Solving Equations Lesson

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

Step-by-step lessons covering AQA GCSE Maths Forming and Solving Equations for Foundation and Higher tier. Each lesson works through exam-style questions in Paper 1, Paper 2 and Paper 3 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

Compound Interest and DepreciationIndicesPrime Factors, HCF and LCMInequalitiesForming and Solving EquationsSequences (Nth Term)Expanding and FactorisingPythagorasAngles in Parallel LinesAngles in PolygonsSurface AreaVolume of a PrismCylindersBearingsPlans and ElevationsAverages from Frequency TablesProbabilityScatter Graphs