Answer:
8 hours
Step-by-step explanation:
it says: The half portion stays in her body for 8 hours.
6.4x + 2.8y = 44.4
6.4(3) + 2.8y = 44.4
19.2 + 2.8y = 44.4
-19.2 -19.2
2.8y = 25.2
------ ------
2.8 2.8
y = 9
The value would be more than c
Answer:
Step-by-step explanation:
Solution
= −1
= 1
