Question 694336
{{{48>=6-7a }}}

{{{48-6>=6-6-7a }}}

{{{42>=-7a }}}

{{{7a>=-42 }}}

{{{a>=-42/7 }}}

{{{a>=-6 }}}


 {{{ graph( 600, 600, -15, 20, -5, 5, x=-6, x>-6) }}}