Can you answer 11-13? will mark brainliest and 5 stars!

11. a.) The y-intercept is (0,4)
b.) The y-intercept means that at 0 hours after the sunrise the temperature will be 4 degrees celsius

12. a.) It’s wrong because it’s showing a negative y-intercept (0,-4), when it should be positive and a 3.
b.)

13. Graph 1 shows a y-intercept of (0,-3). Graph 2 shows a y-intercept or (0,3).

(The picture is for quest 12 part b.) :D hope this helped!