$5\:+\:s\:=\:s\:+\:6$
$\left(2m^2+3n^2\:\right)^3\:\:$
$5x^2-5x-30$
$2-7x\le16$
$-15=11-2x$
$45\cdot100$
$\left(8mnp\:-\:q\:+5s\right)\left(8mnp+q-5s\right)$
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