Question 499282
By Pythag, Dist=sqrt((x-3)^2 + 2^2)) = sqrt((x+5)^2 + 20^2)
square both: x^2-6x+9 + 4 = x^2+10x+25 + 400
-16x = 400+25 - 13 = 412
x = -25.75
Point is at (-25.75, 0)