The line AB AB\,AB passes through the points A(2,−1)A(2, -1)A(2,−1) and (6,k)(6, k)(6,k).
The gradient of AB AB\,AB is 5.
Show that k=19k = 19k=19.
Hence, work out the value of y y\,y when x=10x = 10x=10 on line ABABAB.
215 exam-style questions on OCR GCSE Maths Gradient of a Line. Each one has a worked solution and a mark scheme showing where the marks go.