# How do you simplify -5- 9( 1+ 9x )?

Aug 6, 2018

$- 14 - 81 x$

#### Explanation:

$- 5 - 9 \left(1 + 9 x\right)$

First, use the distributive property to simplify $- 9 \left(1 + 9 x\right)$:
$- 9 \left(1 + 9 x\right) = \left(- 9 \cdot 1\right) + \left(- 9 \cdot 9 x\right) = - 9 - 81 x$

$- 5 - 9 - 81 x$

Combine like terms:
$- 14 - 81 x$

Hope this helps!