Question

-2 (x-1)=4 RESULTADO TRABAJO DE RECUPERACIÓN! !!

Answer 1

-2 (x-1) = 4 
-2x + 2 = 4
2-4 = 2x
-2 = 2x

-2/2 = x
-1 =x

Answer 2

Resolver.

- 2(x - 1) = 4
(x + 1) = 4/-2
x + 1 = - 2
x = - 2 + 1
x = -1

Respuesta.
x = - 1