Ф (3 1/2 + 1/2x) : 2 = 1 11/12

Question

Вопрос:

Ответ:

Accepted Answer

(7/2 + 1/2x) : 2 = 23/12

7/2 + 1/2x = 23/12 * 2

7/2 + 1/2x = 23/6

1/2x = 23/6 - 7/2

1/2x = 23/6 - 21/6

1/2x = 2/6

x = 2/6 * 2

x = 4/6

x = 2/3