1) Open up GeoGebra 3D Calculator on your phone or tablet. [br] If you need help with installing the app on your device, [url=https://www.geogebra.org/m/bcdafv8s]click here[/url] for quick setup info. [br][br]2) In the app, go to the MENU (upper left). [br]3) Select SEARCH or OPEN. In the text field that appears, type [b]yxhvm5jx[/b]. [br] Note this is the last string of characters in this URL[br] You could also try typing the title of this resource here if you want. [br][br]4) Select the icon that appears entitled [b]Exploring Ordered Triples[/b]. [br][br]5) To show the x-coordinate, slide the [b]showxc[/b] slider over to 1. [br]  To show the x-coordinate, slide the [b]showyc[/b] slider over to 1.[br] To show the x-coordinate, slide the [b]showzc[/b] slider over to 1.[br][br]6) You can drag the point WITHIN AUGMENTED REALITY. (See quick screencast below).