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9-93.

Solve each equation.

  1. Distribute the over the parentheses.

    Add to both sides.


    Divide both sides by .

  1. Start by using generic rectangles to rewrite both sides without parentheses. Then solve using the same method as (a).

    Isolate the . What happens to the ?

  1. Remember there are solutions.

    Set the expression and because could be or .

  1. What is the common multiple between and ? It is so multiply both sides of the equation by (multiplication property of equality)