х = -1 2/3
Пошаговое объяснение:
(9х+15)/х = 0
9х + 15 = 0х = 0
9х = -15
х = -15/9
х = -5/3 = -1 2/3
((9*(-5/3)+15))/(-5/3) = (-15+15)/(-5/3) = 0/(-5/3) = 0
