Question 561916
{{{ 15 - x <= 8 }}}
{{{ 15 <= x + 8 }}}
{{{ 15 - 8 <= x }}}
{{{ x >=7 }}}
and
{{{ x - 15 <= 8 }}}
{{{ x <= 23 }}}
------------
{{{ 7 <= x <= 23 }}}
{{{ abs( 15 - x ) <= 8 }}}