$-2n-4=32$
$7x-3<12-2x$
$\cos^2x-3\cos x-4$
$3x+4y=80$
$3x^2+5x-2=5$
$\frac{\csc\left(x\right)-\sin\left(x\right)}{\cot^2\left(x\right)}=\sin\left(x\right)$
$x^2+4x+10=0$
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