## Intermediate Algebra (6th Edition)

$f(x)=-x-2$
Using $y=mx+b$ or Slope-Intercept Form, the equation of the line with slope $-1$ and $y-$intercept $( 0,-2 )$ is \begin{array}{l} y=-x-2 .\end{array} In function notation, this is equivalent to \begin{array}{l} f(x)=-x-2 .\end{array}