Question

Помогите,СРОЧНО,до 17:00

Answer 1

Ответ:

(10/3-20/3)×7/20-5/2÷10/14=(20/6-20/3)×7/20-5/2×10/14=20/3×7/20-5/2÷10/14=7/3-5/2÷10/14=7/3-5/2×14/10=14/6 шығады