x = -1
Пошаговое объяснение:
4(15-3(2x+4))-13=23-7(x+1)
4(15-6x - 12) - 13 = 23 - 7x - 7
60 - 24x - 48 - 13 = 16 - 7x
-1 - 24x = 16 - 7x
24x - 7x = -1 - 16
17x = -17
x = -1
Пошаговое объяснение:
4(15-3(2x+4))-13=23-7(x+1)
4(15-6x - 12) - 13 = 23 - 7x - 7
60 - 24x - 48 - 13 = 16 - 7x
-1 - 24x = 16 - 7x
24x - 7x = -1 - 16
17x = -17
x = -1