Answer:
\begin{bmatrix}Oy=0\\ 0.5\left(x+2\right)\cdot \:2+4Oy=0\\ 0.5\left(x+3\right)\cdot \:2-0.5Oy=0\\ 0.5\left(x-3\right)\cdot \:2-0.5Oy=0.5\left(x-2\right)\cdot \:2+4\end{bmatrix}
Explanation:
8.8m questions
11.4m answers