Question

Find the equation of line whose slope is 3 and bisects the join of the points (-2 , 5) and (3 , 4).

Answer 1

Mid - point is (1/2 , 9/2) , m = 3
$y-y_1$ = $m(x-x_1$)
or y - 9/2 = 3(x - 1/2) or 3x - y + 3 = 0