$6=2w-14$

$\int_5^9\left(\frac{6x^3-9x}{x^4-81}\right)dx$

$\int_0^{\pi}\left(6\sin^2\left(x\right)\right)dx$

$-n\:+\:\left(-3\right)\:+\:3n\:+\:5$

$5\sqrt[3]{x}=\frac{1}{25}$

$\int\frac{\left(x^3\:+\:5x^2\:-\:4x\right)}{\left(\left(x^2\:+\:1\right)\left(x^2\:-\:4\right)\right)}dx$

$t\cdot y'+y=0$