Friday, January 15, 2010

11.2 Evaluate Expressions (p.260-263)

I. Evaluate means to solve or find a value
  1. The value of the expression will change, if the value of the variable changes
  2. Follow the order of operations as usual
  3. Replace any variables with values given before evaluating
  4. Combine like terms to make the expression simpler to solve (terms are seperated by addition or subtraction symbols
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