\[6,2 \cdot (3 - 2x) =\]
\[= 20 - (12,4x + 1,4)\]
\[18,6 - 12,4x = 20 - 12,4x - 1,4\]
\[- 12,4x + 12,4x =\]
\[= 20 - 1,4 - 18,6\]
\[0x = 0\]
\[Ответ:\ x - любое\ число.\ \]