Hi, hope this is in the right section.

I'm going over past IGCSE paper packs, and this one is Oct/Nov 2006 Paper 4.

If someone could please take the time to help me with this graphing problem, I'd really appreciate it. So far Ive worked out :

9a)

x + y ≤ 12

x ≥ 4

Then onb,it's easy to plot the axes, but can someone please demonstratecandd?