$-4+x=-3$
$11\sin\left(x\right)+5=\sin\left(x\right)$
$\left(z^2-4\right)\:\left(z^2+4\right)\:$
$-1+\left(-37\right)$
$x\:+\:3\:=\:-x\:-\:5$
$\frac{2y^4}{y^3-y^2+y-1}$
$2182\cdot32$
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