$2x<2x+23$

$y^4+13y^2+36y$

$8.75\cdot3+13.85\cdot2+17.50+23.50$

$x\cdot\left(\frac{dy}{dx}\right)\cdot\ln\left(\frac{y}{x}\right)=x+y\cdot\ln\left(\frac{y}{x}\right)$

$4\left(\frac{1}{2}\right)^3\sqrt{12\left(2\right)\left(3\right)^2}$

$w^3+3w^2+3w+1$

$\frac{30m^2+2m-12}{5m-3}$