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clippingergenesis
ask SAPPHIREMOON, and they'll give you the answer, because I can't do math
duskowl45
If that person hasn't helped you...
It should be 18. Both points have the same x coordinate, so they'll form a vertical line. You add 7 to11 to get the answer. Why? You sum their distances away from the x-axis, or their absolute values.
Q&A Education