You can
put this solution on YOUR website!start plugging if x is 1 the 2(1)+y=6 solving for y...y=6-2=4
so one point is (1,4)
choosing 2 for x we have 2(2)+y=6 thusly y=6-4=2
now we have 2 points (2,2)
I will let you come up with the 3rd following this same principle