Question

2 5/9х-15>х-1 решите не равенство

Answer 1

$2frac{5}{9}x-15>x-1\\2frac{5}{9} x-x>-1+15\\1frac{5}{9}x>14\\frac{14}{9}x>14\\x>14:frac{14}{9}\\x>14*frac{9}{14}\\x>9$

Ответ : x ∈ (9 ; + ∞)

Answer 2

23/9x -15 > x -1

23x -135 > 9x -9

23x -9x > -9 +135

14x > 126

x > 9