Factor out of .

Cancel the common factors.

Factor out of .

Cancel the common factor.

Rewrite the expression.

Factor out of .

Cancel the common factors.

Factor out of .

Cancel the common factor.

Rewrite the expression.

Cancel the common factor.

Rewrite the expression.

Simplify (12x^4(x-3)(x+5))/(30x(x+3)(x+5))