Last class you solved equations where you had to deal with a coefficient on the x. Today, you will be solving similar problems, except that the variable has been divided by something, so we are getting rid of a denominator.  Note that dividing by a number is the same as multiplying by a reciprocal, so dividing by a number is the same as having a coefficient that is a fraction.

For example, consider the equation:

.  This could also be thought of as

  • Resources:



  • p392

Things you should be able to do after today:

  • Solve equations of the type by reverse order of operations
  • Communicate your work effectively


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