How do I delete a green point with coordinates that I added to my map using Go to x,y / Add Labelled Point?
You can do this by using the Select tool from the Draw toolbar to select that graphic element, then hit the Delete key to delete it.
If you want to delete all such graphics use Edit | Select All Elements to do the selection step.
simple click select all element from edit menu and press delete
We're looking for long answers that provide some explanation and context. Don't just give a one-line answer; explain why your answer is right, ideally with citations. Answers that don't include explanations may be removed.