Answer:
10.5625 is the answer I got.
Step-by-step explanation:
I used the process PEMDAS for this equation.
(6.5÷2)^2
6.5÷2= 3.25^2
Now you bring down the new quotient and multiply it by itself.
3.25 x 3.25= 10.5625
Answer:
Brien is incorrect because he skipped step 2
Step-by-step explanation:
Whats the rest of the quiestion
Hey there!

Let's say that x-1 is negative:

The first step is to multiply both sides by 2:

Now, move 1 to the right, using the opposite operation:


Divide both sides by -1:

- Note: Since the negative sign is already entered, all you need to enter is 13.
I hope you find my answer helpful.
Good luck!
Have a great day!