Answer:
12
Step-by-step explanation:
you can pack one pack in 20 min
there are three 20 min in one hour
multiply three times the four hours and you get 12
Answer:
The answer is B
Step-by-step explanation:
hope this helps
Answer:
Two systems of equations are equivalent if they have the same solution(s).
Answer:
it should be 47
Step-by-step explanation: