Make x x\,x the subject of y=2x+34\displaystyle y = \frac{2x + 3}{4}y=42x+3
Hence find x x\,x when y=2y = 2y=2
210 exam-style questions on Eduqas GCSE Maths Changing the Subject of a Formula. Each one has a worked solution and a mark scheme showing where the marks go.