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Changing the Subject of a Formula

Changing the Subject of a Formula

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Question 121
a.

Make b b\,b the subject of A=4b+7A = 4b + 7A=4b+7

[2]
b.

Hence find the value of b b\,b when A=31A = 31A=31

[1]
Markscheme

Changing the Subject of a Formula Questions

  1. GCSE
  2. /Maths
  3. /Changing the Subject of a Formula

210 exam-style questions on OCR GCSE Maths Changing the Subject of a Formula. Each one has a worked solution and a mark scheme showing where the marks go.

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