D is the answer i hope this helped yoh out
Answer:
<h2>Explanation is in the attachment </h2>
Step-by-step explanation:
<h3>Hope it is helpful to you ☺️</h3>
Answer:9+(7n-3)
Step-by-step explanation: and when n=8, the value of the expression is 62.
Answer:

Step-by-step explanation:
The given radical expression is;

We multiply both the numerator and the denominator by the conjugate of
which is 

The denominator is now difference of two squares;

Simplify:




Answer:
(5, -1)
Step-by-step explanation:
Add the x-coordinates and divide by 2.
Add the y-coordinates and divide by 2.
x-coordinate of midpoint: (2 + 8)/2 = 10/2 = 5
y-coordinate of midpoint: (-5 + 3)/2 = -2/2 = -1
Midpoint: (5, -1)