Help me with b and c I don’t understand

Question: a) does the given set of points represent a linear function? how do you know? b) assume that the point (-2,4) lies on the graph of a line. what y-values could complete this set of ordered pairs that lie on the same line: (- (hint: there are several correct answ

The only way to identify an intercept is as an ordered pair. true false

Answer! if you don’t mind, can you explain