<u>Answer:</u>
The correct answer option is D.
.
<u>Step-by-step explanation:</u>
We are given the following expression and we are to simplify it:

Here the variables
and
are having negative powers. So to change these powers from negative to positive, we will take their reciprocals to get:

Answer:
D
Step-by-step explanation:
D is the answer because in all of the measures of center the first row is smaller than the second.
Leticia completed 15% more questions than carmen
Answer:
6m
Step-by-step explanation:
9m - (5m-2) =
5m-2= 3m
9m - 3m= 6m
Please give Brainliest if it helped.
Given that y varies inversely with x, then:
y=k/x
where
k is the constant of proportionality:
k=yx
hence, given that x=28 when y=2, then the value of k will be:
k=28×2
k=56
Answer: k=56