Faceing math lesson 7 multi-step equations with variables on both sides

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

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?

What number line represents the solution set for the inequality -1/2 greater than or equal to 4