Question

Решения уровнены?1)3х+0,5/12+х+0,4/8+х+0,2/6=3

Answer 1

3х + 1/24 + х + 1/20 + х + 1/30 = 3
(5 + 6 + 4)/120 - 3 = - 5х
0,125 - 3 = 5х
-2,875 = 5х
х = -5/2,875 = -1000/565 = -200/113 = -1 87/113.
Ответ: -1 87/113.