Question 677011
# 1


{{{8x+3<75}}}


{{{8x<75-3}}}


{{{8x<72}}}


{{{x<(72)/(8)}}}


{{{x<9}}}


{{{drawing(500,80,-1, 19,-10, 10,
number_line( 500, -1, 19),


arrow(9,0,-1,0),
arrow(9,0.30,-1,0.30),
arrow(9,0.15,-1,0.15),
arrow(9,-0.15,-1,-0.15),
arrow(9,-0.30,-1,-0.30),




circle(9,0,0.3),
circle(9,0,0.3),
circle(9,0,0.3),
circle(9,0,0.3-0.02)
)}}}

Note: there is an open circle at the endpoint.