Lannie ordered 12 copies of the same book for his book club members. the book cost $19 each, and the order has a $15 shipping charge. what is the total cost of lannie’s order?

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