It takes one goal variable and adjusts a number of other variables until it gets the answer you want. It can solve for a maximum value of a number, a minimum value of a number, or an exact number.

How to Do Single-Variable Algebra in Excel. ... Type the number that you wish the variable to represent into your cell and press "Enter" for Excel to solve and display the results.

Excel can solve equations through several of its mathematical functions, ... applying a series of values to the equation's variable until it finds a solution. For example, ...