x=67/50
Пошаговое объяснение:
х + 6/4 = 8 - 4х + 1/5
х + 4х = 8 + 1/5 - 6/4
5х = 8 + 4/20 - 30/20
5х = 8 4/20 - 30/20
5х = 164/20 - 30/20
5х = 134/20
х = 134/20 : 5
х = 134/20 * 1/5
х = 134/100
х = 1. 34/100
х = 1. 17/50
