Answer :
I'm guessing the question is to solve for t.
you reduce the terms, move all of the t's to one side, and move everything else to the other side, then divide by the coefficient of t.
9t-6-6t=6
3t-6=6
3t=12
t=4
you reduce the terms, move all of the t's to one side, and move everything else to the other side, then divide by the coefficient of t.
9t-6-6t=6
3t-6=6
3t=12
t=4