Question 1084597
abs(2x+1)+1<=8
{{{abs(2x+1)+1<=8}}}


-
{{{abs(2x+1)<=7}}}


Either {{{2x+1>=0}}} or {{{2x+1<0}}}.


NON-NEGATIVE
{{{2x+1<=7}}}
{{{2x<=6}}}
{{{x<=3}}}


NEGATIVE CASE
{{{-2x-1<=7}}}
{{{-2x<=8}}}
{{{x>=-4}}}


SOLUTION: {{{highlight(-4<=x<=3)}}}