Пошаговое объяснение:
x/5 - (2x + 4)/6 = 2 ||*30
6x - 5*(2x + 4) = 2*30
6x - 10x - 20 = 60
-4x - 20 = 60
4x = -20 - 60
4x = -80
x = -80 : 4
x = -20
Пошаговое объяснение:
x/5 - (2x + 4)/6 = 2 ||*30
6x - 5*(2x + 4) = 2*30
6x - 10x - 20 = 60
-4x - 20 = 60
4x = -20 - 60
4x = -80
x = -80 : 4
x = -20