Answer:
The answer is:
58 km/hr
16.1 m/s
Step-by-step explanation:
406 km in 7h
x km in 1h
x= 1 x 406/7
x= 58 km/hr
58 km/hr ⇒⇒⇒⇒⇒⇒ 16.1 m/s
I think the expression that you need is, 4-(2x). Hope it helps!
For m it’s 1,1/3and -5/3 you will get different values when plug the different values of n