How do you simplify \frac { 81z ^ { 2} } { 3z ^ { 2} - 6z + 3} \cdot \frac { 3z - 3} { 9z }?

1 Answer
Nov 26, 2017

(9z)/(z-1)

Explanation:

{9cancel(81)z^cancel(2)}/{cancel(3)(z-1)^cancel(2)}*{cancel(3)cancel((z-1))}/{cancel(9)cancel(z)}=(9z)/(z-1)