Verify that the equation of the line perpendicular to 5y=2x−45y = 2x - 45y=2x−4 which passes through (0,7)(0,7)(0,7) is y=−52x+7\displaystyle y = -\frac{5}{2}x + 7y=−25x+7
204 exam-style questions on OCR GCSE Maths Parallel and Perpendicular Lines. Each one has a worked solution and a mark scheme showing where the marks go.