1. add 40 to the 40 and 25
2. now you have

3. then you have

4. then square root

5.then round answer to nearest tenth which is
The answer is b cause none of x is the same number
Answer:
10x + x^4/x-2
Step-by-step explanation:
Combine like terms
(10x + x^4)/(x-2)
2x2x5 is the prime factorization

We're dividing fractions, so we will flip the one in the denominator upside down and we will multiply it with the numerator.

Let's equal this too 8/x

Cross multiply.

Divide both sides by 15.