The second one orate 3rd one
Answer:
7 minutes
Step-by-step explanation:
When Jay and Kevin work together to clear the driveway of snow it takes an average of 14 minutes. If Jay or Kevin works alone to clear the driveway he can clean it in 21 minutes. In total if Jay works alone then he can clean the driveway by spending additional 7 minutes.
The prime factorization of 343 is 7 to the 3 power
Answer:
simplified the answer ( i think) is 
Step-by-step explanation:
Thank you for being so polite you were when u asked ur question, really hope this helps
Maybe would help mathwath