# What is the slope of y=-18x-9?

May 25, 2016

#### Answer:

slope = $- 18$

#### Explanation:

$y = m x + b$ is the slope-intercept form of a linear equation
the coefficient of $x \left(m\right)$ is the slope of the line.
$b$ (in this example $- 9$ ) is the y-intercept of the graph of the line