$m+b=5$

$-5w\:-2\left(0.5w\:-\:0.5\right)$

$\frac{2x^3+4x^2-3x+8}{x-2}$

$87.3556+128$

$\frac{sin4t}{2}=2\left(sin\left(t\right)cos\left(t\right)-2sin^3\left(t\right)cos\left(t\right)\right)$

$\int\:\frac{\left(2t+1\right)}{2\left(t^2+t\right)}dt$