Answer:
Step-by-step explanation:
To make this easier to deal with, we can plug in 8 first:
- Then we can simplify the terms to get
- The denominator of this fraction needs to have its own common denominator. To do so, we can multiply the 5 by
to give us:
- We can then simplify this to
- Now putting this back into our original fraction we have:
- This is also equivalent to
which means we need to take the whole denominator of the fraction and flip it and multiply it by the numerator to get:
- This then simplifies to