Answer:
The y-intercept is y=1.
Step-by-step explanation:
-2+-2+-2 ?
Step-by-step explanation
3(-2)=
-2+-2+-2
-3
y = -3x + b
-7 = -3(-3) + b
-7 = 9 + b
-16 = b
y = -3x - 16
b<20