Can you translate so I can help you out
We need to see the graph. There is no pic attached.
Answer:
x-6
Step-by-step explanation:
i believe this is correct.
Answer:
I think the question is not correct because it can't be factorize
Step-by-step explanation:
Answer:
5 min person wit 10 min person
5 min person wit 20 min person and 5 min person back
5 min person wit 25 min person and 5 min person back
5 min person need to slow down ea. time