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The coordinate of the midpoint of segment AB is (–7,4). Find the coordinate of A if the coordinate of B is (1,3). Answer is the form of an ordered pair.

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Respuesta :

mathstudent55

Answer:

(-15, 5)

Step-by-step explanation:

(x + 1)/2 = -7

x + 1 = -14

x = -15

(y + 3)/2 = 4

y + 3 = 8

y = 5

Answer: (-15, 5)

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