Postage Stamp Price Price (cents)
50
40
30
20
10
1960 1970 1980 1990 2000 2010
The equation of the line of fit is y = -0.71 +0.86x, where y represents the predicted prince, in cents, of a stamp and x represents the
number of years since 1958
In 1958, the price of a postage stamp was 4 cents. The price remained the same until 1963, when the price increased. Based on the
information shown in the scatter plot, what is true about the model for the years from 1958 to 1963?

Plz need answer now will mark which situations represent linear functions? check all that apply. a)the temperature rises and falls over the course of a day. temperature is a function of time. b)a baseball is hit into the outfield. the height of the ball is a function of time. c)a car goes 55 mph on the highway. distance is a function of time. d)a child grew 2 inches this year and 1 inch last year. height is a function of time. e)a movie director makes 2 movies per year. the number of movies is a function of the years.

With this question! what is process of elimination? ? p.s. my brothers acc got banned so add his new one @ yamauchiyamyam17

7. if the value of x varies directly with the value of y, and x = 3 when y = 21. what is the valu y, and x = 3 when y = 21. what is the value of x when y = 105?