Solve equation $\sqrt{1+2x-xy}+\sqrt{1+2y-xy}=2.$
Problem
Source: Kyiv mathematical festival 2015
Tags: Kyiv mathematical festival, Solve equation, algebra
Source: Kyiv mathematical festival 2015
Tags: Kyiv mathematical festival, Solve equation, algebra
Solve equation $\sqrt{1+2x-xy}+\sqrt{1+2y-xy}=2.$