Posted by Michelle on Tuesday, February 23, 2010 at 8:41am.
I know when solving inequalities the sign changes when you multiply or divide by a negative number, my question is does this happen in equations as well?

Algebra  MathMate, Tuesday, February 23, 2010 at 8:45am
No, it doesn't. The equal sign is symmetrical, so reversal is not possible.
4>2 implies 4<2
4=2+2 implies 4 = (2+2)