Which of the following equation BEST describes the following tape diagram length of green line is equal to length of the black line and the blue line
20
У
3
a
y - 3 = 20
b
y + 3 = 20
C
3y = 20
y
= 20
d

Let d be the domain and let ƒ be the possible function. determine if the relation is an example of a function. d = {x| x is a date, expressed in day/month/year} ƒ(x) = temperature in seattle washington on that date