Answer
$y=-0.5x+1.5$
Work Step by Step
The slope-intercept form of a linear equation of a non vertical line is $y=mx+b$, where $m$ is the slope and $b$ is the $y$-intercept.
We plug in $m=-0.5$ and $b=1.5$ to this equation to get $y=-0.5x+1.5$
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