Ответ Автор - krugly1981 ( x - 4) / 5 = 9 - 2x + 41 / 9( x - 4) / 5 = 50 - 2x / 9( x - 4) × 9 = ( 50 - 2x) × 59x - 36 = 250 - 10x9x + 10x = 36 + 25019x = 286x = 286 ÷ 19x = 286/19x = 15 целых 1/19