Answer:
D. 10r7
Explaination:
9 goes into 97 10 times, and has a remainder of 7
Answer:
option c.
n=12
.................................
(-3/2,11/2) is the midpoint
Answer:

Step-by-step explanation:
Given: Equation is 
To find: flaw in Gwendolyn's work and the correct solution to the equation.
Solution:
In the given question,
the first step is 
The second step is 
(This step is obtained on multiplying
by
)
The third step is 
This step is wrong as on transposing 12 from left side of the equation in the second step to the right side, the following equation is obtained:

So, the correct solution is 