-3(2x-4)=7x-(-x-2)
– 6x + 12 = 7x + x + 2
– 6x – 7x – x = 2 – 12
-14x = -10
-7x = -5
x = -5/-7
х=0,71428571428
-3(2x-4)=7x-(-x-2)
– 6x + 12 = 7x + x + 2
– 6x – 7x – x = 2 – 12
-14x = -10
-7x = -5
x = -5/-7
х=0,71428571428