0\; ,\; \; y>0\\\\Otvet:\; \; (9,2)\; ." alt=" \left \{ {{2^{x}\cdot 2^{-y}=\frac{1}{128}} \atop {log_3x+log_3y=2+log_32}} \right. \; \left \{ {{2^{x-y}=2^7} \atop {log_3(xy)=log_33^2+log_32}} \right. \; \left \{ {{x-y=7} \atop {log_3(xy)=log_318}} \right. \\\\ \left \{ {{y=x-7} \atop {xy=18}} \right. \; \left \{ {{y=x-7} \atop {x(x-7)=18}} \right. \; \left \{ {{y=x-7} \atop {x^2-7x-18=0}} \right. \; \left \{ {{y_1=-9,\; y_2=2} \atop {x_1=-2,\; x_2=9}} \right. \\\\ODZ:\; \; x>0\; ,\; \; y>0\\\\Otvet:\; \; (9,2)\; ." align="absmiddle" class="latex-formula">