решить уравнение.11/18-14/27x=5/12

14/27х = 5/12-11/18
14/27х = 90/216-132/216
14/27х = - 42/216
х = - 42/216 : 14/27
х = - 42/216 * 27/14
х = - 1134/3024
х = - 567/1512
х = - 189/504
х = - 63/168
х = - 21/56