the slope-intercept form of the equation of the line is
[tex]y=mx+b[/tex]where
m= slope
b=y-intercept
we only need to put the variables in the right place
for the first line
[tex]y=\frac{5}{2}x+4[/tex]for the second line
[tex]y=-\frac{4}{5}x-1[/tex]