$7h-8-12h=-28$

$\ln\left(y\right)=\ln\left(\sqrt[9]{\frac{x+2}{x+3}}\right)$

$\int\left(\frac{1}{\left(3-7x\right)}\right)dx$

$12-3x\le5$

$\int85zdz$

$\left(\left(11z^2-11z-5\right)-\left(26z^2-7z-29\right)\right)-\left(-23z^2+5z+17\right)$

$\frac{\left(\frac{1}{5}\right)x^6+2x^5+14x^4+15x^3+x+1}{x^{+1}}$