If 30% of a class likes singer A and 50% likes singer B, what is the % of the class that likes singer A AND B?

20% of the class likes both

Step-by-step explanationion: Add 30% to 50% and it makes 80%. Then you take 100% and subtract 80% to get 20%

look at the picture.

y-intercept for the function on a picture is 4 → point (0, 4).

y-intercept for the function

is for x = 0. substitute:

y-intercept is 8 → point (0, 8).