Помогите под цыфрой 2 и 4
3х+2х/3+7=1 1/3-1 1х/3 3 2х/3+1 1х/3=1 1/3-7 5х= - 5 2/3 х= - 17/3:5 х= - 17/3*1/5= - 17/15 х= - 1 2/15