x = - 2.8
Пошаговое объяснение:
13 - 1.8x -5.4 = 10.4 - 0.8x
-1.8x + 0.8x = 10.4 -13 + 5.4
-x = 2.8 / × -1
x = -2.8
x = - 2.8
Пошаговое объяснение:
13 - 1.8x -5.4 = 10.4 - 0.8x
-1.8x + 0.8x = 10.4 -13 + 5.4
-x = 2.8 / × -1
x = -2.8