Simultaneous equations ... 2 child tickets costs £7 and 1 adult and 5 child tickets costs £13. Image caption, STEP 2 - Use y to represent adult tickets and x to represent child tickets. Draw two ...

Each linear equation can be drawn as a line on a graph. The co-ordinate where the two lines intersect will give the solution of x and y. STEP 2 - The equations can be rearranged so that they both ...