$-8.2+y=-52.1$

$14-\left(-7\right)+\left(-2\right)$

$125.057+7.434+97.690$

$\int\left(\frac{\left(\sin\left(a\sqrt{x}\right)\right)}{\sqrt{x}}\right)dx$

$\lim_{x\to1}\left(\frac{1-x}{x}\right)$

$y'\:=\frac{y}{x\left(\ln\:\left(\frac{x}{y}\right)+1\right)}$

$\lim_{h\to0}\:\left(\frac{2\left(1+h\right)^2-2}{h}\right)$