I teach 8th grade and high school math at a small school in Illinois.
Simplify.$$\left(x^{3}-4 x^{2}\right) \div(x-4)$$
Simplify.$$\left(x^{3}-27\right) \div(x-3)$$
Simplify.$$\left(b^{3}+8 b^{2}-20 b\right) \div(b-2)$$
Simplify.$$\left(g^{2}+8 g+15\right)(g+3)^{-1}$$
Simplify.$$\frac{y^{3}+3 y^{2}-5 y-4}{y+4}$$
Simplify.$$\frac{m^{3}+3 m^{2}-7 m-21}{m+3}$$