Question

If the mid-point of the line segment joining the points
P(4, 6) and Q(k, 8) is A(x, y) and x + y - 21 = 0, then
the value of k is equal to​

Answer 1

Answer:

K = 13 is that right

x+y-21=0

k+8-21=0

k-13=0

k=13