Which expressions are equivalent to the one below? check all that apply.

25^x/
5^x
a. 5^x*5^x/5^x
b. (25-5)^x
c. 25^x
d. 5^x
e. 5
f. (25/5)^x

need answer !

You and a friend race across a field to a fence and back. your friend has a 50-meter head start. the equations shown represent you and your friend's distances dd (in meters) from the fence tt seconds after the race begins. find the time at which you catch up to your friend. you: d=∣−5t+100∣d=∣−5t+100∣ your friend: d=∣−313t+50∣∣

Brent works part-time at a clothing store. he earns an hourly wage of $15. if he needs to earn more than $45 in a day and works for x hours a day, which inequality represents this situation? a. 15x > 45 b. 15x < 60 c. x > 60 d. 15x < 45 e. x < 60

This is about circle theorems. someone asap : (