Answer:
y= -8
Step-by-step explanation:
[tex] \frac{y- y1}{x- x1} = \frac{y + 8}{x - 3} = m[/tex]
where m is the slope of the line.
m= 0 which is equal to the slope of the line y=9
because both are parallel.
[tex]y + 8 = 0(x - 3) [/tex]
[tex] = > y = - 8[/tex]
