## Elementary Algebra

$-12x^3y^3$
$\frac{36x^4y^5}{-3xy^2}$ can be split up into $\frac{36}{-3}\times\frac{x^4}{x}\times\frac{y^5}{y^2}=-12\times x^{4-1}\times y^{5-2}=-12x^3y^3$