Answer
$15x^{\frac{1}{3}}(1-4x^{\frac{2}{3}})$
Work Step by Step
Simplify. $15x^{\frac{1}{3}}-60x$
Take out the GCF.
or, $15x^{\frac{1}{3}}-60x=(15x^{\frac{1}{3}}-15x^{\frac{1}{3}} \cdot 4x^{\frac{2}{3}})$
or, $=15x^{\frac{1}{3}}(1-4x^{\frac{2}{3}})$