Решите уравнение: 4 1/6:(1/4*х+1 4/15)-1 5/6=2/3
4 1/6:(1/4х+1 4/15)=2/3+1 5/6 4 1/6:(1/4х+1 4/15)=4/6+11/6=15/6 1/4х+1 4/15=4 1/6:15/6 1/4х+1 4/15=25/6*6/5 1/4х+1 4/15=5 1/4х=5-1 4/15 1/4х=3 11/15 Х=3 11/15:1/4=56/15*4 Х=224/15=14 14/15