Question 843599
{{{abs(8t+9)=4}}}
Positive solution:
{{{8t+9=-4}}}
{{{8t=-13}}}
{{{t=-13/8}}}
Negative solution:
{{{-(8t+9)=-4}}}
{{{8t+9=4}}}
{{{8t=-5}}}
{{{t=-5/8}}}