3/8х+7/12х - 5/6х=9/32
3/8х + 7/12х - 5/6х = 9/32 9/24х + 14/24х - 20/24х = 9/32 3/24х = 9/32 1/8х = 9/32 Х = 9/32 : 1/8 Х = 9/4 Х = 2 1/4
3/8х + 7/12х - 5/6х = 9/32 9/24х + 14/24х - 20/24х = 9/32 3/24х = 9/32 1/8х = 9/32 х = 9/32 : 1/8 х = 9/32 * 8 х = 9/4 х = 2,25 ОТВЕТ: 2,25