Question 429545
{{{x+2y >=6}}}
{{{2y>=-x+6}}}
/2
{{{y>=-x/2 +3}}}

The boundary

{{{graph(300,300,-10,10,-10,10,y=(-x/2)+3)}}}

The inequality

{{{graph(300,300,-10,10,-10,10,y>=(-x/2)+3)}}}