SOLUTION: One endpoint P (1, -3) and the midpoint M (-7, 7) of line segment PQ are given. Find the coordinates of the other endpoint, Q. A) Q (9, -23) B) Q (-13, 15 C) Q (-15, 17)

Question 313119: One endpoint P (1, -3) and the midpoint M (-7, 7) of line segment PQ are given. Find the coordinates of the other endpoint, Q.
A) Q (9, -23)
B) Q (-13, 15
C) Q (-15, 17)

Please Help...
Thanks,
Stephanie Jackins
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
The distance from the midpoint to P is the same as the distance from the midpoint to Q.
x:P to M,
y:P to M,
.
.
.
x:M to Q,
y:M to Q,
.
.
.
Q=(,)
.
.
.
C) is the correct answer
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