\[3(4 - 2x) + 6 = - 2x + 4\]
\[12 - 6x + 6 = - 2x + 4\]
\[- 6x + 2x = 4 - 18\]
\[- 4x = - 14\]
\[x = \frac{14}{4} = \frac{7}{2}\]
\[x = 3,5.\]