A straight line, LLL, passes through the point with coordinates (−1,4)(-1, 4)(−1,4) and is perpendicular to the line with equation y=12x+3\displaystyle y = \frac{1}{2}x + 3y=21x+3.
Find an equation of the straight line LLL.
130 exam-style questions on Eduqas GCSE Maths Perpendicular Lines and the equation of a tangent. Each one has a worked solution and a mark scheme showing where the marks go.