Answer:
b
Step-by-step explanation:
Answer:

Step-by-step explanation:
22.5 can be written as a mixed number:

And also as an improper fraction:
Answer:
13.5
Step-by-step explanation:
4+5 = 9.
9/2 = 4.5
4.5 * 3 = 13.5
(x^2) - 16 / x+4 = (x-4)(x+4) / (x+4) = x-4, x not equal to -4
D is the answer.
The answer is D. 5 and 6
Hope it helped!