22/ $\left\{\begin{matrix} y^2+(y-3)x-4y=-3 & \\ \sqrt[3]{x-2}+\sqrt{2-y}=3 & \end{matrix}\right.$
23/ $\left\{\begin{matrix} y^2-x\sqrt{\frac{y^2+2}{x}}=2x-2 & \\ \sqrt{y62+1}+\sqrt[3]{2x-1}=1 & \end{matrix}\right.$
24/ $\left\{\begin{matrix} x^2+y^2=5 & \\ \sqrt{y-1}(x+y-1)=(y-2)\sqrt{x+y} & \end{matrix}\right.$
25/ $\left\{\begin{matrix} x^3+y^3+6xy=8 & \\ x^2+y^2=2x+y+14 & \end{matrix}\right.$
26/ $\left\{\begin{matrix} 4x^2+y-x-9=\sqrt{3x+1}+\sqrt{x^2+5x+y-8} & \\ x\sqrt{12-y}+\sqrt{y(12-x^2)}=12 & \end{matrix}\right.$