Who can solve this question?????Mathematicians...?

Question

Q2) The coordinates of two points are A(-2, 6) and B(9, 3). Find the coordinates of the points C on the x-axis such that AC=BC

Answer 1

c=(x,0)
ac=bc
((x+2)^2+(0-6)^2)^1/2=((x-9)^2+(0-3)^2)^1/2
x^2+4+4x+36=x^2+81-18x+9
4x+31=81-18x
22x=50
x=25/11