Question 15340
5 (t- 0.4) + 6t =0
{{{5*t- 5*0.4 + 6t =0}}}
5t- 2 + 6t =0
5t+ 6t - 2 =0
(5+6)t - 2 =0
11t=2 -------->Divide by 11
{{{t=2/11}}}

OK