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Question 13
79%

W=6x+3yW = 6x + 3yW=6x+3y

Work out the value of W W\,W when x=−4x = -4x=−4 and y=5y = 5y=5

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Substitution Questions

  1. GCSE
  2. /Maths
  3. /Substitution

108 exam-style questions on Edexcel GCSE Maths Substitution. Each one has a worked solution and a mark scheme showing where the marks go.

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