you spin the spinner, flip a coin, then spin the spinner again, find the probability of spinning a 9, flipping tails, then not spinning a 6

Joseph haydn pet store offers wide variety of leashes for dogs. the store purchases one popular type of leash from its manufacturer for $4.38 each. joseph haydn pets marks up leashes at a rate of 238% of cost. what is the retail price of the popular leash?

Factor and solve to find roots x squared -x - 90 =0

Solve the equation 1. x-3/4=2 4/52. -1/3x-11= -20 3. -12+5/7x= -19