Lin, and illustrator, pays $40 for each art class she attends. The equation y=40x represents the relationship between the number of classes and the amount Lin spends. She has $550 to spend. How many art classes can Lin pay for? X represents? ————-
Y represents? ————-

K=—————

Solution(———,———-)

The solution does or does not make sense in this situation because ————

Lin can pay ———- art classes

The height of a birch tree, f(x), in inches, after x months is shown in the graph below. how much does the birch tree grow per month, and what will be the height of the birch tree after 10 months? a. the birch tree grows 1 inch per month. the height of the birch tree will be 16 inches after 10 months. b. the birch tree grows 2 inches per month. the height of the birch tree will be 26 inches after 10 months. c. the birch tree grows 3 inches per month. the height of the birch tree will be 36 inches after 10 months. d. the birch tree grows 2 inches per month. the height of the birch tree will be 24 inches after 10 months.