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3 years, 9 months ago
The coordinates of the midpoint of the join of A(2, 1) and B(1, -3) are (x, y). Then, the value of 6x + y - 8 is
3 years, 9 months ago
The answer will be 0. Get the midpoints((x1 + x2)/2, where x1 and x2 are the 2 extreme x co-ordinates. Same goes for y.) and put the values in the required equation.