The Solver add-in is included by default in Microsoft Excel. You only need to activate it to load it. Learn how to load Solver add-in in Excel if it is not showing.

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

Solver for Excel had been among the casualties of Microsoft’s decision to drop Visual Basic for Applications (VBA) from Microsoft Office 2008.

Along with Visual Basic for Applications, the scripting language used in many business-oriented spreadsheets, Excel also lost Solver when it was upgraded to be included in Office 2008. Since ...

Microsoft's Mac BU and FrontLine Systems have announced that Solver for Excel 2008 is now available for the Mac as a free download.