Question 75382
5(2h-6)-7(h+7)>4h
{{{5*2h-5*6-7*h+(-7)*7>4h}}}
{{{10h-30-7h-49>4h}}}
{{{10h-7h-30-49>4h}}}
{{{3h-79>4h}}}
{{{3h-79+79>4h+79}}}
{{{3h>4h+79}}}
{{{3h-4h>4h-4h+79}}}
{{{-h>79}}}
{{{(-1)*(-h)<(-1)*79}}} ------> The inequality sign must change to "<" if both of side multiply by negative numbers
{{{h<-79}}}