$25-9\cdot2+3$
$1-\sin\left(2b\right)=\left(\cos\left(b\right)-\sin\left(b\right)\right)^2$
$5+x=17-2x$
$\lim_{x\to n}\left(\:\left(1+\frac{a}{n-1}\right)\right)$
$q+80ln\left(2p\right)$
$3\left(2x-4\right)-3\left(x+2\right)$
$\left(2-3p^2\right)^4$
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