Answer:
Step-by-step explanation:
I'm almost positive that the answer is 60 miles an hour but if I'm wrong I'm sorry. I think it's 60 cause in 4 hours they drove 240 miles and 240 divided by 40 is 60
Answer: x = 9
x = -5
Step-by-step explanation:
Answer:
According to the Google calculator, the answer is -15