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October 9, 2015
Posted by **jesileigh** on Sunday, January 3, 2010 at 2:49pm.

- math -
**drwls**, Sunday, January 3, 2010 at 3:22pmFirst divide both sides by 7.

2x -4 < 4

Then add 4 to both sides.

2x < 8

Then divide both sides by 2.

x < 4

None of those operations affect the direction of the < sign.