Make x x\,x the subject of the formula a=x+7x+2\displaystyle a = \frac{x+7}{x+2}a=x+2x+7
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Rearranging Harder Formulae Questions
215 exam-style questions on Edexcel GCSE Maths Rearranging Harder Formulae. Each one has a worked solution and a mark scheme showing where the marks go.