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Dvinal [7]
3 years ago
9

The midpoint of a line segment is (-1, 4). The endpoints of the line segment are (3, y) and (-5, 10). What is the value of y?

Mathematics
1 answer:
viktelen [127]3 years ago
8 0

Answer:

  -2

Step-by-step explanation:

The midpoint is the average of the end point coordinates, so ...

  4 = (y +10)/2 . . . . the y-coordinate is the average of the y-coordinates

  8 = y +10 . . . . . . . multiply by 2

  -2 = y . . . . . . . . . . subtract 10

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