Answer:
the answer is the difference of 48-20
Step-by-step explanation:
It is 7
2*2x = 4x + 2 = 30
4x = 28
x = 7
<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:
