Question 1178290

 given:

{ {{{x}}} | {{{x <= 1}}} }  

=>This set comprises of real numbers that are less than or equal to 1;

({{{-infinity}}}, {{{1}}}]


{ {{{x }}}| {{{x >= 4}}} } 

[{{{4}}}, {{{infinity}}})


number line:

            <a href="https://ibb.co/bgqJ4Nj"><img src="https://i.ibb.co/bgqJ4Nj/MSP70741hg34hbce4e8d7d800004he06f51gh2i4ea9.gif" alt="MSP70741hg34hbce4e8d7d800004he06f51gh2i4ea9" border="0"></a>  



so, no solutions exist