$8\left(-2d+2\right)+7d$
$2\left(\frac{3}{4\:}n\:+\:8\:\frac{1}{4}n\:-12\right)$
$9z-6z-1$
$\int\left(5x\:\sqrt{2x+3}\right)dx$
$\left(x+2\right)^2+\left(x-3\right)^2-2\left(x^2+5x\right)+3$
$2x+7=15$
$\left(\frac{1}{2}x^{m+1}2x^m+x^{m-1}\right)^2$
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