Найдите x: 2)-x=5/6-1/9 4)-x=3/8+1/6

2.
[tex] - x = \frac{5}{6} - \frac{1}{9} \\ - x = \frac{13}{18} \\ \\ \times = - \frac{13}{18} [/tex]
4.
[tex] - x = \frac{3}{8} + \frac{1}{6} \\ - x = \frac{13}{24} \\ \times = - \frac{13}{24} [/tex]