Question

$\left \{ {{2x - 2y = 3} \atop {3x - 2y = 6}} \right.$

Реши неравенство графиком

Answer 1

Ответ:

$\left\{\begin{array}{l}2x-2y=3\\3x-2y=6\end{array}\right\ \ominus \ \left\{\begin{array}{l}2y=2x-3\\-x=-3\end{array}\right\ \ \left\{\begin{array}{l}2y=3\\x=3\end{array}\right\ \ \left\{\begin{array}{l}y=1,5\\x=3\end{array}\right\ \ \ \ A(\ 3;\ 1,5\ )$