How do you use the distributive property to simplify -9(p-9)?

Apr 28, 2018

$- 9 p + 81$

Explanation:

$\text{multiply each term in the parenthesis by } - 9$

$\Rightarrow \textcolor{red}{- 9} \left(p - 9\right)$

$= \left(\textcolor{red}{- 9} \times p\right) + \left(\textcolor{red}{- 9} \times - 9\right)$

$= - 9 p + 81$