How do you program TI-83 calculator to input variable values to solve or calculate an equation?

Variables on the TI-84 Plus Silver hold numbers; there are like memory. Here is an example of how to wet the variable C to equal 24:

Enter the number 24, then press the STO> key. Then press ALPHA C (above PRGM). The calculator should show:

24->C

Press ENTER and the variable C will be set to 24. You can check this by pressing ALPHA C and then ENTER.