Respuestas

2012-09-30T21:56:25+02:00

 es asi

4x-(x+6)-(x-2)=16-2x

4x-x-6-x+2=16-2x

2x+2x=16+6-2

     4x=20

      x=20/4

      x=5

2012-09-30T21:56:43+02:00

4x-x-6-x+2 = 16-2x

4x-x-x+2x = 16+6-2

4x = 20

x = 20/4

x = 5.