Solve for the following items:
a. The point on the x-axis that is equidistant (equal distance)from (10,4) and (6,2).
b. The distance between the points (4,4) and (20,4).
c. The distance between the points (1,4) and (19,5).
d. The midpoint between (12,4) and (18,6)
e. The midpoint between (-8,-6) and (25,3)