The front side of a barn is shown in the scale drawing. The width of the barn in the drawing is 4 inches. Using the scale given, enter the actual width of the barn, in feet

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).

mujhko hui na

the one where 1 and 2 are directly across from each other.  

see image