$5a+3b+\left(-7a\right)+\left(-8b\right)$
$\sqrt{x}^2+25$
$3x^2-2x-6>0$
$-\left(2-5\right)+\left(3-7\right)+\left(-4\right)-\left(5-4\right)$
$\frac{d^{10}}{dx^{10}}\left(x^{22}\right)$
$-324\:\cdot\:24$
$2\left(0.5-1.5\right)+3$
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