What equation is graphed in this figure?

a. y = 3x + 2
b. y = 2x + 3
c. y = 1/3x + 2
d. y = x + 1/3

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

Solve the word problem. the table shows the low outside temperatures for monday, tuesday, and wednesday. by how many degrees did the low temperature increase from monday to tuesday? this function table shows the outside temperature for a given a. 21.1⁰ b. 8.6⁰ c. 4.9⁰ d. 3.9⁰(the picture is the graph the the question is talking about.)

Plz heeeeeeelp plz give me the answer