Question 473016
{{{y=-x-2}}} 

{{{ graph( 500, 500, -6, 5, -10, 10, -x-2) }}}


for {{{-2<x<=-1}}}........


{{{ graph( 300, 300, -2, 0, -1, 1, -x-2) }}}

do not forget: {{{-2}}} is excluded 

-2.)----------------|-1