Excel can solve equations through several of its mathematical functions, but the single Excel tool that works on the largest variety of equations is the program's Solver Add-in. This tool reads an ...

How to solve simultaneous equations using graphs. How much is each ticket? Draw a bar to represent one adult and two children’s tickets. Let’s call the adult ticket 𝑦 and the child ticket 𝑥. Another ...

Simple decisions are best made using cold, hard logic. This way, we can work through the incremental steps that lead to an answer. But the same isn’t true for complex decisions, ones that require more ...