Answer
$t=5$
Work Step by Step
We are given the equation $3t-8t=-25$. In order to solve, we can first combine like terms on the left side.
$3t-8t=(3-8)t=-5t=-25$
Divide both sides by -5.
$\frac{-5t}{-5}=\frac{-25}{-5}$
Therefore, $t=5$.