x^2 + 2yz+ 5x = 2 y^2 + 2zx+ 5y = 2 z^2 + 2xy+ 5z = 2
Pen and paper only, please.
Non-integer solutions, provided by other solver(@ B.S.) constitute widening the scope of the puzzle beyond the binding text.
blackjack
flooble's webmaster puzzle