Question 406151


{{{-20 < = 3t - 2 < 1}}}......add {{{2}}} to all three part of the compound inequality

{{{-20+2 < = 3t - 2+2 < 1+2}}}

{{{-18 < = 3t  < 3}}}............now divide by {{{3}}}

{{{-18/3 < = 3t/3  < 3/3}}}

{{{-6 < = t  < 1}}}............