$-8\left(-7n\:-\:8\right)\:-\:4$
$\lim_{x\to2}\left(\frac{\left(x+2\right)\left(x^2-x-2\right)}{x^2-4}\right)$
$\left(3j+11\right)+\left(8j-7\right)$
$x^2-4\ge2x+4$
$x+2-5x$
$4x^2+24x+144$
$h\left(t\right)=64t-16t^2+32$
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