PLEASE I need help with algebra. What is the average rate of change of the function over the interval x = 0 to x = 8?

f(x)= 2x-2/5x-6

Enter your answe, as a fraction, in the box.

What is the solution of sqrt x+2-15=-3

Use the expression below.–4b + 8c + 12 – 8b – 2c + 6part asimplify the expression. enter your answers in the boxes. b + c + part bfactor the simplified expression using the gcf. a. 2(–2b + c + 3) b. 3(–2b + c + 3) c. 4(–2b + c + 3) d. 6(–2b + c + 3)part cwhat is the value of the expression when b = 2 and c = –3? enter your answer in the box.

Using the side-splitter theorem, daniel wrote a proportion for the segment formed by luke segment de. what is ec?