$4x\:+\:y\:=\:8\:$

$4\left(3x-1\right)+2\left(5x+6\right)$

$5+4.6sin\left(0.5t\right)=2.5$

$\int\frac{1}{5}\left(5x-3\right)^6dx$

$\left(2w-7\right)^2$

$\left(\frac{2}{3}\right)^{10\:}\:x\:\left(\frac{2}{3}\right)^{-10}$

$\lim_{x\to\infty}\frac{\left(x^2-x+1\right)\left(x^2-x-1\right)}{2x\left(1-x^3\right)}$