All the Warsaws in the US are far west of it. Warsaw, Poland is a few degrees east of it.
Coordinates given in WikiPedia indicate a longitude of 21 degrees east. This puts the point at which this coordinate is set east of the 20 degree line.
it's east from the 20 degrees E meridian. it's almost exactly 21 degrees E.
One continent cannot be 20 degrees west and 50 degrees east, because west and east are opposite each other and separated by the Prime Meridian, but the continent of Aisa can be found at 50 degrees east. There is no continent located at 20 degrees west.
When East Comes West - 1911 was released on: USA: 20 July 1911
23 degrees east
Since it is in one dimension, you add as you add real numbers, either 10 + (-20) (if you call east positive), or -10 + 20 (if you call west positive).
65km-45km = 20 km to the east. Just replace "east" by "forward" and "west" by "backward" and the answer is immediately visible. The words 'east' and 'west' are just typical math textbook style to veil that it is a simple subtraction that has to be done.
The Prime Meridian is zero east or west and every possible latitude north or south.
165,987,045.8 miles
15 miles east 20 - 5 = 15
Assuming that you are taking I-20 most of the way from Augusta (east side) to Hooper (west side), the distance is approximately 205 miles.