Question

решите уравнение: 4 1/6:(1/4*х+1 4/15)-1 5/6=2/3

Answer 1

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