Please help I forgot how to do it :P

Is the ordered pair (-10, 7) a solution to the equation y = 17 – x? yes or no

Zack and tia played chess for 50 min they put the chessboard away at 11: 20 when did they start

Arandom sample of size n 64 is taken from a population with population proportion p 0.38 describe the sampling distribution of p. draw a graph of this probability distribution with its a. mean and standard deviation. b. what is the probability that the sample proportion is greater than 0.5? what is the probability that the sample proportion is less than 0.3? d. what is the probability that the sample proportion is between 0.35 and 0.45?