Answer:
they are both the same thing the first one with kara is in numbers and with raul it is in words
Step-by-step explanation:
hope i helped and have a great day :)
For this case we have to:
x: It is the variable that represents the number of compact discs.
The cost function must be found considering that each disk costs $7.13. So:

Thus, to find the total cost of "x" compact discs (in $) we substitute the number of discs in the cost function.
Answer:

The vertex is at (4,-40). Please leave a good rating and thanks. I really appreciate it. Have a nice day!
Answer:
The area is 16
Step-by-step explanation:
You need to get x alone. start by solving the left side. 2(x) = 2x - 1=10
add one to each side 2x=11 then divide 11/2 to get what x=