A) 4b(x-y) Б) 3a(5x-6x) = 3a(-x) = -3ax Уравнение: 16-2(x-3,5) = 3-4x 16-2x+7 = 3-4x 23-2x = 3-4x 23+x = 3 x = 3-23 x = -20
A) 4b(x-y)
Б) 3a(5x-6x) = 3a(-x) = -3ax
Уравнение:
16-2(x-3,5) = 3-4x
16-2x+7 = 3-4x
23-2x = 3-4x
23+x = 3
x = 3-23
x = -20