You can
put this solution on YOUR website!5t-2(t-5)=19
You begin by distributing the -2*t-5*-2=19
5t-2t+10=19
Now you subtract like terms 5t-2t=3t
3t+10=19
Now you need to -10 from both sides;
3t+10-10=19-10
3t=9
Now divide both sides by 3; 3t/3=9/3
t=3
Hope that's clear to you =)