SOLUTION: The image of point (-7,3) under a reflection in point O is (-13,3). What is the image of point (18,12) under the same translation?

Algebra ->  Coordinate-system -> SOLUTION: The image of point (-7,3) under a reflection in point O is (-13,3). What is the image of point (18,12) under the same translation?      Log On


   



Question 850377: The image of point (-7,3) under a reflection in point O is (-13,3). What is the image of point (18,12) under the same translation?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
The y coordinate stays the same.
The x coordinate is reflected about the line x=-10 because it's 3 units to -13 and 3 units to -7.
So from x=-10 to x=18 is 28 units.
So the new x coordinate would be x=-10-28=-38
(-38,3)