Evaluate the integral using the following values.

${\displaystyle \underset{4}{\overset{6}{}}}{x}^{3}dx=260,{\displaystyle \underset{4}{\overset{6}{}}}xdx=10,{\displaystyle \underset{4}{\overset{6}{}}}dx=2$

${\displaystyle \underset{4}{\overset{6}{}}}-9xdx$