I need help with this geometry math assignment I been struggling and I need help on it very fast and it is due today so please help me out I will mark you and I’m stress and worry. Also please help me I need the answer I try my best

Liz is shipping a package to her friend.the maximum weight of a medium flat-rate box is 20 pounds,including the box which weighs 6 ounces.write and solve an inequality to describe the possible weight ,w, of the contents that liz will ship to her friend if she must use a medium flat-rate box.

The border line of the linear inequality 4x + 7y < 5 is dotted true or false?

Asap! i'm not good math and i'm lost.