Solve Equations in Excel using Solver Add-in Solver Add-in is a powerful and useful tool of Excel which performs calculations to give the optimal solutions meeting the specified criteria.

Learn about and revise how to solve equations using the balance method with this BBC Bitesize GCSE Maths Edexcel study guide.

Example Solve the equation 3 j 6 = 9 using a function machine. Firstly, write the equation as a function machine. Then, find the inverse of each step.