Answer:
a=7
Step-by-step explanation:
(X1,Y1)=(8,4)
(X2,Y2)=(1,2)
m=(Y2-Y1)/(X2-X1)
m=(2-4)/1-8)= -2/-7
=2/7
Ans B
C
-6/-2<-2x/-2
divide both sides by-2 to remain with the x variable on one side
I hope this helps