There are three new seats in each role in the school auditorium there are 15 rows in the auditorium each new ski cost $74 what is the cost for the new seats explain how you found your answer

Solve x+3y=6 and 4x-6y=6 by elimination . show work !

How many grams the dog will eat in 3 days?

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.