Let p, q, and r be constants. One solution to the equation (x-p)(x-q) = (r-p)(r-q) is x=r. Find the other solution in terms of p, q, and r.
(x - p) (x - q) =
x^2 - ( p + q)x + pq
The product of the roots = pq
Therefore......the other root must be pq / r
That answer is wrong...