$3x\:+\:5\:<\:2x\:-\:3$
$100x^6-160x^3y^3+64y^6$
$34+8t\le90$
$\left(-7\right)\cdot\left(-8\right)\cdot\left(-5\right)$
$\left(x+2\right)\left(x-1\right)+26\le\left(x+4\right)\left(x+5\right)$
$x+17=83$
$4u+3=21-2u$
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