\(\left|x-3y\right|^{2007}\) +\(\left|y+4\right|^{2008}\) =0

\(\left(x+y\right)^{2006}\) +2007\(\left|y-1\right|\) =0

\(\left|x-y-5\right|\) + 2007\(\left|y-3\right|^{2008}\) =0

Tìm x;y \(\in\) Z

\(\left|3x+2y\right|\) +\(\left|4y-1\right|\) \(\le\) 0

\(\left|x+y-7\right|\) \(\left|xy-10\right|\) \(\le\) 0

\(\left|x-y-2\right|\) +\(\left|y+3\right|\) =0

\(\left|12x+8\right|\) +\(\left|11y-5\right|\) \(\le\) =0

\(\left|3-2x\right|\) + \(\left|4y+5\right|\) =0