Question

решить уровнение срочно все подробно и ясно

Answer 1

5/12 - x = 2/9 * 1/2
5/12 - x = 1/9
x = 5/12 - 1/9
x = 15/36 - 4/36
x = 11/36

Answer 2

=
5/12 - х = 1/2 * 2/9
5/12 - х = 1/9
х = 5/12 - 1/9 = 15/36 - 4/36
х = 11/36