Answer:
Step-by-step explanation:
Answer: He can walk 35 miles in 7 hours because 15x2=30 and 15/3 is 5.
Answer:
x>1
Step-by-step explanation:
20 < 5x +15
20 - 15 < 5x
5 < 5x
1< x
x>1
Answer:
I think it is D
Step-by-step explanation:
Its saying that f of x is four times x. So if x was one it could be four. But if x was greater than one it would be higher than one. Therefore, I think that the answer should be all real numbers greater than or equal to four.
Hope this helped!!! Let me know if I was correct. Haven't done this in years.