Answer:
[tex]\huge\boxed{\sf The\ co-efficient\ of\ x\ is\ -4.}[/tex]
Step-by-step explanation:
Slope = m = -4
Y-intercept = c = -7 ( Because that is the point where x = 0 )
Equation:
[tex]\sf y = mx+c\\\\y = -4 x+(-7)\\\\y = -4x-7[/tex]
So, The co-efficient of x is -4.
[tex]\rule[225]{225}{2}[/tex]
Hope this helped!