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Substitution

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Question 37
a.

w=6x2+7w = 6x^2 + 7w=6x2+7

x=−4x = -4x=−4

Work out the value of www.

[2]
b.

Hence, work out the value of 6x26x^26x2.

[1]
Markscheme

Substitution Questions

  1. GCSE
  2. /Maths
  3. /Substitution

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

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