ArcGIS Pro 2.4 API Reference Guide
GetX Method
Example 

ArcGIS.Desktop.Layouts Namespace > Element Class : GetX Method
Gets the X position of the element. This method must be called on the MCT. Use QueuedTask.Run.
Syntax
Public Function GetX() As Double
public double GetX()

Return Value

Returns a Double
Exceptions
ExceptionDescription
This method must be called within the lambda passed to QueuedTask.Run.
Example
//Modify an element's X position.

//Perform on the worker thread
await QueuedTask.Run(() =>
{
  double elmX = element.GetX();
  elmX = 4.25;

  element.SetX(elmX); //You don't have to get to set; a shortcut would be: element.SetX(4.25);

});
Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 7

See Also

Reference

Element Class
Element Members