Answer:
1
Step-by-step explanation:
32.9
A) y=5x+9 B) -5x+y=9
y-y1=m(x-x1)
y-(-1)=5(x-(-2))
y+1=5(x+2)
y=5x+10-1
y=5x+9
y-5x=9
-5x+y=9