Решение:
13(2x-5) - 8(22+12x) = -7326x - 65 - 176 - 96x = -73-70x - 241 = -73-70x = 168x = -168/70x = -2.4
Ответ: x = -2.4.
Решение:
13(2x-5) - 8(22+12x) = -73
26x - 65 - 176 - 96x = -73
-70x - 241 = -73
-70x = 168
x = -168/70
x = -2.4
Ответ: x = -2.4.