$24,89+13,14+13,67$

$35-91+11+61-72+13+54-27$

$\left(3x\:-\:4\right)\:\cdot\:\left(2x^2\:+\:3x\:-\:1\right)$

$-2x\left(e^y\right)y'=2\left(\left(e^y\right)+\left(\left(x^3\right)\left(e^{\left(2x\right)}\right)\right)\right)$

$6x\left(6x-y\right)-2\left(y\right)^4$

$\left|-15-5\right|+\left|-1.-8+2\right|$

$4m+8p-5m+2p$