Answer
$y=-\displaystyle \frac{5}{4}x+6$
Work Step by Step
The slope-intercept form of a line equation is
$y=mx+b,$
where $m$ = slope and $b$ = y-intercept.
Here, $m=-\displaystyle \frac{5}{4}$ and $b=6$
$y=-\displaystyle \frac{5}{4}x+6$