The line l1 l_1\,l1 has the equation 5x+2y−k=05x + 2y - k = 05x+2y−k=0 The line l2 l_2\,l2 has the equation x−4y+1=0x - 4y + 1 = 0x−4y+1=0
Find the coordinates of the point where l1 l_1\,l1 and l2 l_2\,l2 intersect, in terms of kkk.
260 exam-style questions on Edexcel A Level Maths Straight Line Graphs, covering 5.1 y = mx + c, 5.2 Equations of Straight Lines, 5.3 Parallel and Perpendicular Lines, 5.4 Length and Area, and 5.5 Modelling with Straight Lines. Each one has a worked solution and a mark scheme showing where the marks go.