Question 331115
x+5y>=3
add -x 
x-x+5y>=3-x
5y >=3-x
divide by 5
y>=3/5 -x/5
for x=1,y=2/5
for x=0y=3/5
for x=-1, y=4/5
..

The solution lies above the line 

{{{graph(300,300,-5,5,-5,5,(3/5)-(x/5))}}}