= – 1 is a solution of the equation (a) x – 5 = 6                (b) 2x + 5 = 7                (c) 2(x – 2) + 6 = 0                (d) 3x + 5 = 4

the chapter name is integers!!

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

The krasnapolski is a top-of-the-line hotel in amsterdam, the netherlands. among their many services, they rent bicycles to guests. the bicycle checkout is open 24 hours per day 7 days per week and has 50 bicycles on hand. on average, 10 guests request a bicycle each day, arriving completely randomly at all times of the day during the spring and summer seasons. guests keep bicycles for four days on average, with a standard deviation of two days. how long does a guest on average have to wait for a bike? a. approximately 24 hours b. approximately 0.033 hours c. approximately 4 days d. approximately 47 minutes

*let m∠cob = 50°30’, m∠aob = 70° and m∠aoc = 20°30’. could point c be in the interior of ∠aob? why?