x =
Пошаговое объяснение:
0,6 (x - 10) - 5 (x + 5) = 6,8
0,6x - 6 - 5x - 25 = 6,8
-0,6x - 5x = 6,8 + 25 + 6
-4,4x = 37,8
x = =
x =
Пошаговое объяснение:
0,6 (x - 10) - 5 (x + 5) = 6,8
0,6x - 6 - 5x - 25 = 6,8
-0,6x - 5x = 6,8 + 25 + 6
-4,4x = 37,8
x =
= 