Question 486019
{{{-3< 4-x<=3}}} subtract 4
{{{-3-4<-x<=3-4}}}
{{{-7<-x<=-1}}} divide by (-1), if we divide the inequality by negative number the sign of the inequality are changed 
{{{(-7)/(-1)>x>=(-1)/(-1)}}}
{{{1<=x<7}}}