Problem
Solution
(1) 2y = x-8
y = (x-8)/2 =x/2 -4
The correct graph is:
(2) y <= 3
The anwer provided is correct in the graph
(3) y +2/3 x < 4
y < -2/3 x +4
and the graph would be given by:
(4) 6x -2y <=12
-2y <= 12-6x
2y >= 6x -12
y >= 3x -6
And the graph would be given by: