Excel can solve for unknown variables, either for a single cell with Goal Seek or multiple cells with Solver.

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.

Not everyone is an Excel spreadsheet expert and you may not always know how to write the formulas you need for a given data set. If you're having trouble figuring out the right formula for your data ...

The popular Solver for Excel add-on has been redeveloped for Excel 2008 by Frontline Systems and Microsoft.

Microsoft Excel was first released in 1987 and — despite popular competitors such as Google Sheets — is still used by millions of businesses throughout the world. Described as the “world’s most ...