# How do you simplify (7x^2 - 7)/(x - 1)^2?

$\frac{7 {x}^{2} - 7}{{\left(x - 1\right)}^{2}}$
$= \frac{\left(7\right) \cancel{\left(x - 1\right)} \left(x + 1\right)}{\cancel{\left(x - 1\right)} \left(x - 1\right)}$
$= 7 \frac{x + 1}{x - 1}$