$x+3=-2$
$\left(3a^2-2b^2\right)^3$
$p^2q-2qp^2+5p^2q-8pq^2$
$-1+2d^2+-7d^2+8d^2+-2d^2+-5d^2$
$\left(9-7y\right)^2$
$818\:+\:1021$
$x-2<10$
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