are four-digit numbers and one is obtained from
the other by reversing the digits.
Determine them, knowing that 2 * (a + b) = 5 * (b - 1)
Show your reasoning.
(In reply to Solution
I got two answers (brute force): (3002, 2003) and (9536, 6359)
Posted by Leming
on 2005-09-16 19:28:03