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Why graphs solve simultaneous equations

Why graphs solve simultaneous equations

Graph of the lines y = x + 1 and x + 2y = 8 crossing at the point (2, 3)

Solving Simultaneous Equations Graphically Lesson

  1. IGCSE
  2. /Maths
  3. /Solving Simultaneous Equations Graphically

Step-by-step lessons covering Oxford AQA IGCSE Maths Solving Simultaneous Equations Graphically for Core and Extended tier. Each lesson works through exam-style questions in Paper 1 and Paper 2 (Core: 1C and 2C; Extension: 1E and 2E) format. Since content from any part of the specification can appear on either paper, keep number and algebra fluency sharp throughout the course rather than leaving it until near the exam.

Lessons

Recurring Decimals to FractionsFractional and Negative IndicesDirect and Inverse ProportionExpanding Triple BracketsSolving Simultaneous Equations GraphicallyGradient of a LineEquation of a LineSpheres and ConesSector Areas and Arc LengthsParallel and Perpendicular LinesSimilar Shapes (Area and Volume)Circle TheoremsCumulative FrequencyProbability Trees