Ineed to know the answer to the word problem

Find two rational expressions that have the difference of 2-n/n-4

State whether weight is a function of height for the six students and explain. a. yes, height is a function of weight because two students weigh 165 pounds but have different heights. b. no, height is not a function of weight because two students weigh 165 pounds but have different heights. c. yes, weight is a function of height because for each value of height there is one corresponding value of weight. d. no, weight is not a function of height because there is not enough data to determine a function.

Solve -2(4y + 6) = 52. 5 -5 8 -8 and !