\[ y = 4x - 4 \]
\[ 5x - 2(4x - 4) = 11 \]
\[ 5x - 8x + 8 = 11 \] \[ -3x = 11 - 8 \] \[ -3x = 3 \] \[ x = -1 \]
\[ y = 4(-1) - 4 \] \[ y = -4 - 4 \] \[ y = -8 \]
Ответ: (-1; -8)