$\frac{\left(3x-4\right)}{2x+1}\ge2$
$\left(86-x\right)^2$
$50\:+\:\left(24\right)x\left(6\right)-10$
$8-343t^3$
$\frac{3x}{2}+2=x+4$
$144-9j^2$
$3^x-3^{x-1}-3^{x-2}=15$
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