(7 1/3+2 1/4): 23/72=2х-1
Решите уравнение

2х-1=(22/3+9/4)÷23/722х-1=88+27/12÷23/722х-1=115/12*72/232х-1=115*6/232х-1=115*6/232х-1=690/232х-1=690/232х-1=690/232х-1=302х=30+12х=31х=31/2х=15 1/2