Quantitative Methods - Unit 1 > Simplifying Expressions
 
 

Rules for Collecting Like Terms
 

  • Collect 'like' terms e.g. a's, b's, x's, y's , ordinary numbers etc..
     
  • Note that x and x2 are not like terms.
     
  • Note that xy and yx are like terms.
     
  • Take note of the sign i.e. + or - in front of each term.
  • Simplify as much as you can.