$2x+2y-3z=1$
$5-8-4-3-7+10-12-4+5-8$
$\left(4m\:-n^2\right)^3$
$2^{x-1}+2^x+2^{x+1}=7$
$y\left(9\right)+512w\left(9\right)$
$vx-5-vx+v+x+8$
$55.875+62.200+71.435$
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