http://i45.tinypic.com/30iaw6d.jpg

Lost. Sorry.

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- March 1st 2010, 02:43 PMdavismjDiophantine Equation? Or something?
http://i45.tinypic.com/30iaw6d.jpg

Lost. Sorry. - March 1st 2010, 03:07 PMicemanfan
.

Now list all the pairs of numbers that can multiply to 480:

The pairs with one odd number and one even number will result in y not being an integer, so you can throw those out. Also, the pairs such that the sum of the numbers is not divisible by 4 will result in x not being an integer, so you can throw those out.

1.

is a solution.

2.

is a solution.

3.

is a solution.

4.

is a solution.

Hence the solutions are . - March 1st 2010, 03:10 PMdavismj
Very detailed. Thank you muchly. :)