Question 656544
Starting with
10 + 3a &#8804 5
...
Isolate 3 by subtracting 10 from both sides
3a &#8804 5 - 10
...
Divide both sides of the inequality by 3
a &#8804 {{{-5/3}}}
...
{{{number_line(700,-10,1,(-5/3))}}}
Square bracket or filled in circle at (-5/3) with 
the line shaded to the left.
.....................
Delighted to help.
-Reading Boosters
Wanting for others what we want for ourselves.
www.MyHomeworkAnswers.com