Respuesta :

fluffychimchim

Answer:

-20.54 C

Step-by-step explanation:

Form an equation

-12.94 C = initial temperature

changes -1.9 per hour = -1.9h

h = hour

x = temperature after 4 hours

-12.94 -1.9h = x

substitute 4 for "h"

-12.94-1.9(4) = x

x = -20.54C

2013446

Answer:

-20.54

Step-by-step explanation:

Just multiply -1.9 by 4 then add it to 12.94

good job