Question 108174
{{{3x+9-5x<x}}}
.
{{{-9+9-5x<x-9}}}
.
{{{-5x<x-9}}}
.
{{{-x-5x<x-x-9}}}
.
{{{-6x<-9}}}
.
{{{-6x/-6>-9/-6}}} reverse inequality sign when dividing by a negative number.
.
{{{x>2/3}}}
Ed