Abook has 5 chapters and a total of 90 pages. if each chapter has the same number of pages, how many pages are in each chapter

Sadie computes the perimeter of a rectangle by adding the length, l, and width, w, and doubling this sum. eric computes the perimeter of a rectangle by doubling the length, l, doubling the width, w, and adding the doubled amounts. write an equation for sadie’s way of calculating the

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

Ill mark the brainliest if you me with the these three questions 7,8,9