$9^{7-2x}=3^{x^2-9x-22}$
$\left(x+2\right)+3$
$x-y^2=0$
$\int e^{-.05t}dt$
$5\cdot\infty-6$
$\int\frac{\left(3x^2+2x-13\right)}{\left(\left(x-3\right)\left(x^2+1\right)\right)}dx$
$\sqrt{-72}$
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