Question

como resolver a equacao 5-(t+1)=7+2t

Answer 1

5 - (t + 1 ) = 7 + 2 t
5 - t - 1 = 7 + 2 t
-t + 5 - 1 = 7 + 2 t
-t + 4 = 7 + 2 t
-t - 2 t = 7 - 4
- 3 t = 3
t = 3/-3
t = - 1