Learn how to solve simultaneous equations using substitution, algebraic and graphical methods with this BBC Bitesize Key Stage 3 Maths guide, then practise with examples and test questions.

Learn how to form and solve simultaneous equations, including the use of graphs to produce solutions with GCSE Bitesize Maths.

Solve the second differential equation for the first x-value and then type the solution in cell C2. Continue solving for each x-value, typing your answers into the appropriate cells in column C.