Answer
$$y = -2x - 2$$
Work Step by Step
Slope-Intercept Form of an Equation of a Line: $y = mx + b$
With $m = slope = -2$ and $b =\text{ y-intercept }= -2$, then the slope-intercept form of the line is:
$$y = (-2)x + (-2) $$ $$y = -2x - 2$$