Л 3 1/8 : (2 1/8 - x) = 2 2/9

Question

Вопрос:

Ответ:

Accepted Answer

27/8 : (17/8 - x) = 20/9

17/8 - x = 27/8 : 20/9

17/8 - x = 27/8 * 9/20

17/8 - x = 243/160

x = 17/8 - 243/160

x = 340/160 - 243/160

x = 97/160