кляча

Verified answer

3/7х - 5/12 = - 11/14х - 3/4
3/7х + 11/14х = 5/12 - 3/4
6/14х + 11/14х = 5/12 - 9/12
17/14х = - 4/12
х = - 4/12 : 17/14
х = - 14/51

helena312

Verified answer

3/7х-5/12=-11/14х-3/4
3/7х+11/14х=5/12-3/4
6/14х+11/14х=5/12-9/12
17/14х=-4/12
х=-4/12:17/14
х=-4/12*14/17
х=-56/204=-14/51