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Substitution

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Question 23

x=7yzx = 7yzx=7yz

y=−2y = -2y=−2 z=−5z = -5z=−5

Work out the value of xxx.

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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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