Respuesta :

emohly
expand the brackets
5t+15=-3.5
move values to the other side
5t=11.5
t=2.3
mwrunner12325

Answer:

2.3

Step-by-step explanation:

Your beginning equation is 5 (t + 3) = -3.5. You start by dividing by 5. This leaves you with t + 3 = 0.7. If you add 3 you get 2.3