What is the solution to this set of equations? 2x+2y=6
x-y=3

Which answer is correct?
(0,-3)
(3,0)
(6,3)
(0,3)

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5

Which statement accurately describes how to perform a 90° clockwise rotation of point a (1,4) around the origin?

Afriend of mine is giving a dinner party. his current wine supply includes 10 bottles of zinfandel, 8 of merlot, and 11 of cabernet (he only drinks red wine), all from different wineries. (a) if he wants to serve 3 bottles of zinfandel and serving order is important, how many ways are there to do this? ways (b) if 6 bottles of wine are to be randomly selected from the 29 for serving, how many ways are there to do this? ways (c) if 6 bottles are randomly selected, how many ways are there to obtain two bottles of each variety? ways (d) if 6 bottles are randomly selected, what is the probability that this results in two bottles of each variety being chosen? (round your answer to three decimal places.) (e) if 6 bottles are randomly selected, what is the probability that all of them are the same variety? (round your answer to three decimal places.)