In order to know, we need to solve this.
-t-2=-3t+23
We add -2 on both sides to cancel it out.
-t-2=-3t+23
+2 +2
-t=-3t+25
Now we add -3t on both sides to cancel it out.
-t=-3t+25
+3t +3t
2t=25
Lastly, we divide 2 from t to both sides.
2t=25
/2 /2
t=12.5
---
hope it helps
