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7 years, 6 months ago
If the coordinates of the mid-point of the line segment joining
the points (2, 1) and (1, – 3) is (x, y), then the relation between
x and y can be best described by
(a) 3x + 2y = 5 (b) 6x + y = 8
(c) 5x – 2y = 4 (d) 2x – 5y = 4