Question

14 : (2/9*х) = 5 : (2 + 1/7)

Answer 1

14:(2/9*x)=5:(15/7);
14:(2/9*x)=7/3;
2/9*x=14:7/3;
2/9*x=6;
x=6:2/9;
x=27.

Ответ: 27