Combine the numerators over the common denominator.

Rewrite as .

Since both terms are perfect squares, factor using the difference of squares formula, where and .

Cancel the common factor.

Divide by .

Simplify (b^2)/(b+6)-36/(b+6)

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# Simplify (b^2)/(b+6)-36/(b+6)

Combine the numerators over the common denominator.

Rewrite as .

Since both terms are perfect squares, factor using the difference of squares formula, where and .

Cancel the common factor.

Divide by .

Simplify (b^2)/(b+6)-36/(b+6)