Homework Help: Math

Posted by Help on Wednesday, January 5, 2011 at 6:28pm.

What happens to the inequality symbol when you do the following to each side of an inequality?

1. Subtract a negative number

Math - Damon, Wednesday, January 5, 2011 at 6:52pm
nothing happens

If you multiply or divide both sides by a negative number, the direction of the arrow must change.
eg:
3 < 4

-3 < -4 NO
-3 > -4

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