Question

помогите плиз у+5/7-1/8=2/3-1/14 

Answer 1

у+5/7-1/8=2/3-1/14
у=2/3-1/14-5/7+1/8
у=25/42-5/7+1/8
у=1/8-5/42
у=1/168
1/168+5/7-1/8=2/3-1/14
Ответ:1/168