Will give a brainliest if ur !

solve a = h (a + b) for b.

a.
b=(a-ha)/h
b.
b=(a-a)/h
c.
b=(a+ha)/h
d.
b=(a+a)/h

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

Solve for x and select the correct answer

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.)