Question 1090690
<pre>
{{{abs(x-3)}}}{{{"">=""}}}{{{7}}}

{{{x-3<=-7}}} or {{{x-3>=7}}}

Add +3 to both sides of both inequalities: 

   {{{x<=-4}}} or {{{x>=10}}}


<font size = 1><================&#9787;-------------------------------------------------------&#9787;===============>
11 -10  -9  -8  -4  -3  -2  -1   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14</font>

The interval notation is an abbreviation of that graph:

{{{matrix(1,3,
matrix(1,5,"(",-infinity,",",-4,"]"),
U,
matrix(1,5,"[",10,",",infinity,")"))}}}

Edwin</pre>