Question

2(x-1)4(1-x)=12 ajudaa

Answer 1

2x-2.4-4x=12
-2x-8=12
-2x=20
x=10.

Answer 2

2(x-1) · 4(1-x) = 12
2x - 2· 4 - 4x = 12
2x -8 - 4x = 12
-2x = 12 + 8
-2x = 20  ·(-1)
2x = -20
x= -20 ÷ 2
x = -10