$\lim_{x\to-1}\left(\frac{4x^3-4}{x^2-1}\right)$
$39+31+30+41w-22w$
$6\cdot44\cdot3+4\cdot95\cdot4$
$-x^2+16x+20$
$9y+3-4x-2y-3x-57$
$2x+8>7x+2$
$\int\frac{x^3}{3}\left(4-2x\right)dx$
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