x=3, you can find this by using finding common bases for equation b because 243=3^5. Because of that you can get rid of three on both sides to get the equation 2x-1=5 and then just solve for x to get x=3. For the first equation 5^3=625 so that also proves x=3.
Sorry if my explanation is a little disorganized if you need more help feel free to ask
Answer: The same trip will require 3.8 hours.
Step-by-step explanation:
Since we have given that
Time = 
Speed = 55 mph
So, distance would be

If the speed limit = 65 mph
So, time will be

Hence, the same trip will require 3.8 hours.
288 inches is in 24 feet.
Answer:

Step-by-step explanation:


Because backwards looking on a mirror it spells pie