Solve:

Answer:

x = 11 and y = 9

or

x = -9 and y = -11

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- Dec 12th 2008, 09:36 AMApprentice123System
Solve:

Answer:

x = 11 and y = 9

or

x = -9 and y = -11 - Dec 12th 2008, 10:00 AMChop Suey
I will give you two hints:

- Dec 12th 2008, 10:14 AMApprentice123
How i find the answer ?

- Dec 12th 2008, 10:20 AMChop Suey

If we combine the two expressions, we get a perfect cube:

This is your key to solving for x and y. Can you do it now? - Dec 12th 2008, 10:36 AMApprentice123
thank you