[tex]\frac{1}{5} - 0,2x = \frac{2}{5}x - 2(x+3) \\\\ \frac{1}{5} - \frac{1}{5} x = \frac{2}{5}x - 2x -6 |* 5\\\\1-x = 2x - 10x - 30\\\\1-x = -8x - 30 |- 1 +8x\\\\7x = -31 |:7\\\\x= -\frac{31}{7}[/tex]
