Question 352857
{{{- 19 < 3x - 10 < 17}}} add 10 to each segment
{{{- 19 +10< 3x - 10+10 < 17+10}}}
{{{-9< 3x  < 27}}} divide each segment by 3
{{{-(9/3)< (3x)/3  < 27/3}}}
{{{-3 < x   < 9}}}