Răspuns :
x/2 - 2x = 5/6 - 1/3
(x - 4x)/2 = (5 - 2)/6
- 3x/2 = 3/6
x = 3/6 * (-2/3)= - 1/3
(x - 4x)/2 = (5 - 2)/6
- 3x/2 = 3/6
x = 3/6 * (-2/3)= - 1/3