Odpowiedź :
[tex]x - 7x + \frac{1}{4} = \frac{1}{2}\\\\-6x = \frac{1}{2}-\frac{1}{4}\\\\-6x = \frac{2}{4}-\frac{1}{4}\\\\-6x = \frac{1}{4} \ \ /:(-6)\\\\x =-\frac{1}{24}[/tex]
[tex]x - 7x + \frac{1}{4} = \frac{1}{2}\\\\-6x = \frac{1}{2}-\frac{1}{4}\\\\-6x = \frac{2}{4}-\frac{1}{4}\\\\-6x = \frac{1}{4} \ \ /:(-6)\\\\x =-\frac{1}{24}[/tex]