Verified answer

Answer:

y = -7x + 27

Step-by-step explanation:

y = mx + b

m = (y-y1)/(x-x1)

m = -7 (4,-1)

b = y intercept(it is when x=0)

m =(y-y1)/(x-x1)

-7 =(y-(-1))/(0-4)

-7 = (y+1)/-4

-7(-4)=y+1

28=y+1

y = 28-1

y = 27

b = 27

y = mx + b

y = -7x + 27