$8x+5=7x-4$
$\frac{\left(ab^3\right)^2}{\left(a^2b^3\right)}.\frac{\left(a^2b^3\right)^2}{\left(b^3\right)^2}$
$z^5\left(-5\right)^2$
$-5-17-13-4+1$
$8\sin\left(\frac{\pi}{3}x\right)=3$
$82\cdot2$
$3n\:-n$
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