Respostas

2013-06-13T13:56:32-03:00

5x-2x-4> 1 -3+4x

3x - 4 > -2 + 4x

-x > 2

x < -2

1 5 1
2013-06-13T14:03:57-03:00

5x - 2x - 4 > 1 - 3 + 4x =

5x - 2x - 4x > 1 - 3 + 4 =

-x > 2 (-1) =

x < -2