Make b b\,b the subject of the formula 2a=3b+1c\displaystyle \frac{2}{a} = \frac{3}{b} + \frac{1}{c}a2=b3+c1
215 exam-style questions on Eduqas GCSE Maths Rearranging Harder Formulae. Each one has a worked solution and a mark scheme showing where the marks go.