The expression is .

Multiply by , the reciprocal of .

Factors of the denominator .

To find two numbers, m and n, with the product of 1· or and the sum of  .

The correct factors are and 5.

  (Write the factors form)

                       (Substitute m = , and n = 5)

               (Group terms with common factors)

                   (Factor the GCF from each grouping terms)

                            (Take out common factor )

Factors of the denominator .

To find two numbers, m and n, with the product of 1· or and the sum of .

The correct factors are and 3.

(Write the factors form)

                        (Substitute m = , and n = 3)

                (Group terms with common factors)

                    (Factor the GCF from each grouping terms)

                             (Take out common factor (x ))

Factors of the numerator .

To find two numbers, m and n, with the product of 1· or and the sum of  2.

The correct factors are 5 and .

(Write the factors form)

                         (Substitute m = 5, and n = )

             (Group terms with common factors)

                     (Factor the GCF from each grouping terms)

                              (Take out common factor )

Factors of the numerator .

To find two numbers, m and n, with the product of 1· or and the sum of .

The correct factors are and 4.

(Write the factors form)

                         (Substitute m = , and n = 4)

                 (Group terms with common factors)

                     (Factor the GCF from each grouping terms)

                              (Take out common factor )

Substitute factors of , , and .

The simplified expression is .