Alex definitely had the most work done between all of them
If we don't count the letters,

The answer would be: 4 3/8! Hope this helped! Brainliest is always appreciated!
Make the question more clear i cant understand it :/ include all the information from the actual question to get the best answer.
Answer:
Option a is the correct answer
Step-by-step explanation:
![\huge( \sqrt[x]{2})^{ - 1} = {2}^{ - \frac{1}{x} }](https://tex.z-dn.net/?f=%20%5Chuge%28%20%5Csqrt%5Bx%5D%7B2%7D%29%5E%7B%20-%201%7D%20%20%3D%20%20%7B2%7D%5E%7B%20%20-%20%20%5Cfrac%7B1%7D%7Bx%7D%20%7D%20)
Answer:
-32p+56
Step-by-step explanation:
-8*4p=-32p
-7*-8=56(negative times negative =positive)
-32p+56