Answer:
Step-by-step explanation:
The slope intercept form of a line is y=mx+b where m is the slope and b is the y intercept.
Slope or m is defined as m=(y2-y1)/(x2-x1) in this case
m=(6-8)/(-2-0)=-2/-2=1 now our line is
y=x+b, using point (0,8) solve for b
8=0+b, so b=8 and the line is
y=x+8
