Pretty sure that’s a -13.178294573643404
% difference. I really hope this is right and I really hope it helps!
Answer:
Step-by-step explanation:

We can see that there is a square root in the function.
As the value inside the square root should always be positive, We can conclude that (x - 6) should always be positive and can also be equal to zero.



yes she made profit
2x90=180
180x0.50=90
she made $90 and only had to pay $3.60
Answer:

Step-by-step explanation:
Combine like terms.

+ 
----------------------------

Please mark as Brainliest! :)