#### Answer

$y=-x+1$

#### Work Step by Step

The given line has a slope of -1 and a y-intercept of (0,1). We can write this line in the slope-intercept form $y=mx+b$ (where m is the slope of the line, and the point $(0,b)$ is the y-intercept).
In this case, $m=-1$ and $b=1$.
Therefore, $y=-x+1$.