$\begin{gathered}
  \left\{ \begin{gathered}
  2x - y =  - 2 \hfill \\
  3x + 2y = 11 \hfill \\ 
\end{gathered}  \right. \to \underline {\left\{ \begin{gathered}
  4x - \cancel{{2y}} =  - 4 \hfill \\
  3x + \cancel{{2y}} = 11\, \hfill \\ 
\end{gathered}  \right.}  \to \underline {\begin{array}{*{20}{c}}
  {4\left( 1 \right) - 2y =  - 4} \\ 
  { - 2y =  - 4 - 4} \\ 
  { - 2y =  - 8} 
\end{array}}  \hfill \\
  \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,7x = 7\,\,\,\,\,\,\,\,x = 1\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,y = 4 \hfill \\ 
\end{gathered} $