Question 639533
 *[invoke absolute_value_graph "x+1"]

 *[invoke absolute_value_graph "x-3"]


|{{{x+1}}}|<=|{{{x-3}}}| for all {{{x<=1}}}


here you can see your solution: follow this link

http://www.wolframalpha.com/input/?i=|x%2B1|%3C%3D|x-3|