Question 250079
The only restriction is when the denominator goes to zero. 
{{{2x-6=0}}}
{{{2x=6}}}
{{{x=3}}}
x=({{{-infinity}}},{{{3}}})U({{{3}}},{{{-infinity}}})
{{{ graph( 300, 300, -15, 15, -15, 15, (5x+6)/(2x-6)) }}}